| "Back to Friends" | ||||
|---|---|---|---|---|
 | ||||
| Single by Sombr | ||||
| from the album I Barely Know Her | ||||
| Released | December 27, 2024 | |||
| Genre | Indie pop[1] | |||
| Length | 3:19 | |||
| Label |
| |||
| Songwriter | Shane Boose | |||
| Producer | Sombr | |||
| Sombr singles chronology | ||||
| ||||
| Music video | ||||
| "Back to Friends" on YouTube | ||||
"Back to Friends" is a song by the American singer and songwriter Sombr, solely written and produced by him.[2] It was released on December 27, 2024, through Warner Records and Sombr's own imprint SMB. It served as the lead single from Sombr's debut studio album I Barely Know Her (2025).[3] The song was sent to US pop radio on October 7.
The single became a global hit and Sombr's breakout song, alongside "Undressed" (2025), both of which entered multiple song charts concurrently after going viral on the video-sharing app TikTok. In Sombr's home country, "Back to Friends" marked his first and highest-charting entry on the Billboard Hot 100 to date, peaking at number seven. Outside the United States, the song reached the top five of the music charts in Australia, Austria, the Czech Republic, Ireland, Latvia, Lithuania, Luxembourg, New Zealand, the Philippines, Singapore, and Switzerland. It has been certified platinum or higher in Australia, Austria, Canada, France, New Zealand, Portugal, the United Kingdom, and the United States. Lyrically, the song is about the melodrama of teenage love.
Sombr has performed the song at the The Tonight Show Starring Jimmy Fallon, Saturday Night Live, the 2025 MTV Video Music Awards, where its music video won Best Alternative Video, marking his first award win, and the 2026 Brit Awards.
Composition and lyrics
"Back to Friends" is an indie pop song solely written and produced by Sombr himself. Lyrically, the song captures the melodrama of teenage love.[citation needed] The song is composed in the key of C-sharp major with a time signature of 4
4, and has a tempo of 93 beats per minute.[4]
Reception
Commercial performance
"Back to Friends" experienced a significant surge in on-demand streams in March 2025 after going viral on the video-sharing platform TikTok.[2] The song subsequently debuted at number 140 on the Billboard Global 200 for the chart dated April 5, 2025, marking Sombr's first entry on the chart.[5] In its tenth week, it entered the top ten at number nine,[6] and later peaked at number five on the chart dated September 27, 2025.[7]
In the United States, "Back to Friends" debuted at number eight on the Bubbling Under Hot 100 chart dated April 5, 2025.[8] The following week, the song entered the Billboard Hot 100 at number 90, becoming Sombr's first appearance on the chart.[2] In its ninth week, it jumped 26 spots from number 62 to enter the top 40 at number 36.[9] In its 40th week, it reached the top ten at number seven on the chart dated January 10, 2026, becoming his highest-charting single and first top-ten entry on the chart.[10][11] "Back to Friends" also marked Sombr's first appearance on several rock and alternative charts,[12] including topping the Hot Rock & Alternative Songs for 16 weeks as of February 21, 2026.[13] In addition to rising streams, the song gained increased radio airplay, topping the Alternative Airplay[14][15] and Pop Airplay charts,[16][17] and reaching number two on the Rock & Alternative Airplay chart.[18] It was certified platinum by the Recording Industry Association of America on November 12, 2025.[19] In Canada, the song debuted at number 74 on the Canadian Hot 100 for the week of April 12, 2025,[20] and reached number 9 in its 30th week.[21] It has been certified quadruple platinum by Music Canada.[22]
In the United Kingdom, "Back to Friends" debuted at number 97 on the UK Singles Chart for the week of March 14, 2025, and peaked at number seven in its thirteenth week.[23][24] In Ireland, the song debuted at number 33 on the Irish Singles Chart for the week of March 28, 2025, and reached number four in its fourteenth week, becoming Sombr's second top-five single in the country, following "Undressed".[23][25] The song has been certified platinum by the British Phonographic Industry.[26] Elsewhere in Europe, it achieved top five positions in Austria (No. 3),[27] the Czech Republic (No. 3),[28] Lithuania (No. 2),[29] Luxembourg (No. 5),[30] and Switzerland (No. 3),[31] and entered the top ten in Germany (No. 7),[32] Greece (No. 6),[33] and Sweden (No. 7).[34]
In Australia, "Back to Friends" debuted at number 39 on the ARIA Singles Chart dated April 14, 2025,[35] and peaked at number three in its seventh week.[36] In New Zealand, it debuted at number 36 for the week beginning April 4, 2025,[37] and reached number four in its ninth week.[38] The song has been certified quadruple platinum by the Australian Recording Industry Association (ARIA) and double platinum by the Recorded Music NZ (RMNZ).[39][40] In Southeast Asia, "Back to Friends" reached the top five in the Philippines and Singapore,[41][42] the top ten in Malaysia,[43] and the top 20 in Indonesia.[44]
According to the International Federation of the Phonographic Industry, "Back to Friends" was the 16th best-selling song of 2025, with over 970 million units worldwide, based on a combination of subscription and ad-supported streaming activity and digital downloads.[45]
Critical response
In June 2025, Rolling Stone named "Back to Friends" one of the year's best songs so far, highlighting Sombr's ability to channel the nostalgic 2014 Tumblr grunge aesthetic era. The magazine also wrote that "the indie pop record plays out like an impassioned conversation that bleeds through the walls and captures the melodrama of teenage love".[46] In December, the magazine ranked the song the 27th best song of the year.[47] The song was also included in The New York Times's Jon Caramanica's year-end list.[48]
Music video
The music video, directed by Gus Black, was released on April 3, 2025, and features model Charlotte D'Alessio.[49] It won Best Alternative Video at the 2025 MTV Video Music Awards.[50][51]
Live performances
On May 20, 2025, Sombr performed "Back to Friends" on The Tonight Show Starring Jimmy Fallon, marking his television performance debut.[52] On September 2, he performed the song as part of his recognition as MTV's Global Push Artist for the month.[53] Sombr later performed the song again, along with "12 to 12", at the 2025 MTV Video Music Awards, which took place on September 7.[51] Both songs were performed again on the November 8 episode of the 51st season of Saturday Night Live.[54] On December 22, he performed the song alongside the Jonas Brothers, after he was invited as a surprise guest at the Brooklyn stop of Jonas20: Greetings from Your Hometown Tour.[55] On February 28, 2026, Sombr performed the song, along with "Undressed", at the 2026 Brit Awards.[56]
Personnel
Credits adapted from Tidal.[57]
|
|
|
Charts
Weekly charts |
Monthly charts
Year-end charts
|
Certifications
| Region | Certification | Certified units/sales |
|---|---|---|
| Australia (ARIA)[39] | 4× Platinum | 280,000‡ |
| Austria (IFPI Austria)[117] | Platinum | 30,000‡ |
| Canada (Music Canada)[22] | 4× Platinum | 320,000‡ |
| Denmark (IFPI Danmark)[118] | Gold | 45,000‡ |
| France (SNEP)[119] | Platinum | 200,000‡ |
| Italy (FIMI)[120] | Gold | 100,000‡ |
| New Zealand (RMNZ)[40] | 2× Platinum | 60,000‡ |
| Poland (ZPAV)[121] | Gold | 62,500‡ |
| Portugal (AFP)[122] | 2× Platinum | 50,000‡ |
| Spain (Promusicae)[123] | Gold | 50,000‡ |
| United Kingdom (BPI)[26] | Platinum | 600,000‡ |
| United States (RIAA)[19] | Platinum | 1,000,000‡ |
| Streaming | ||
| Greece (IFPI Greece)[124] | Platinum | 2,000,000† |
|
‡ Sales+streaming figures based on certification alone. | ||
Release history
| Region | Date | Format | Label | Ref. |
|---|---|---|---|---|
| Various | December 27, 2024 |
|
||
| Italy | April 11, 2025 | Radio airplay | Warner Music Italy | [126] |
| United States | April 15, 2025 | Alternative radio | Warner | [127] |
| October 7, 2025 | Contemporary hit radio | [128] | ||
| Various | November 7, 2025 | 7-inch single |
|
References
- ^ Lee, Derrick (April 5, 2025). "Sombr 'Back to Friends' Is the Breakfout Single That Proves He's More Than a Viral Sensation". Blurred Culture. Retrieved April 11, 2025.
- ^ a b c Zellner, Xander (April 8, 2025). "Hot 100 First-Timers: Sombr Scores First Entry With 'Back to Friends'". Billboard. Retrieved April 10, 2025.
- ^ Horowitz, Steven J. (August 11, 2025). "Sombr Announces Debut Album 'I Barely Know Her'". Variety. Retrieved August 11, 2025.
- ^ "Back to Friends | Track Analytics | Songstats". Songstats. Retrieved April 22, 2025.
- ^ "Billboard Global 200: Week of April 12, 2025". Billboard. Retrieved April 8, 2025.
- ^ "Billboard Global 200: Week of June 7, 2025". Billboard. Retrieved June 12, 2025.
- ^ "Billboard Global 200: Week of September 27, 2025". Billboard. Retrieved September 23, 2025.
- ^ "Bubbling Under Hot 100: Week of April 5, 2025". Billboard. Retrieved April 6, 2025.
- ^ "Billboard Hot 100: Week of June 7, 2025". Billboard. Retrieved June 3, 2025.
- ^ Trust, Gary (November 18, 2025). "Taylor Swift's 'The Fate of Ophelia' Rules Hot 100 for Sixth Week, Sombr Scores First Top 10 With 'Back to Friends'". Billboard. Retrieved November 20, 2025.
- ^ a b "Sombr Chart History (Hot 100)". Billboard. Retrieved January 6, 2026.
- ^ Billboard charts [@billboardcharts] (March 12, 2025). "sombr appears on Billboard's charts for the first time this week with 'Back To Friends.' The song, released on SMB/Warner Records, debuts at No. 23 on Hot Alternative Songs, No. 24 on Hot Rock Songs and No. 33 on Hot Rock & Alternative Songs" (Tweet). Archived from the original on April 10, 2025 – via Twitter.
- ^ a b Multiple references:
- "Hot Rock & Alternative Songs". Billboard. October 18, 2025. Retrieved October 14, 2025.
- "Hot Rock & Alternative Songs". Billboard. October 25, 2025. Retrieved October 21, 2025.
- "Hot Rock & Alternative Songs". Billboard. November 1, 2025. Retrieved October 29, 2025.
- "Hot Rock & Alternative Songs". Billboard. November 8, 2025. Retrieved November 5, 2025.
- "Hot Rock & Alternative Songs". Billboard. November 15, 2025. Retrieved November 11, 2025.
- "Hot Rock & Alternative Songs". Billboard. November 22, 2025. Retrieved November 20, 2025.
- "Hot Rock & Alternative Songs". Billboard. November 26, 2025. Retrieved November 26, 2025.
- "Hot Rock & Alternative Songs". Billboard. December 3, 2025. Retrieved December 3, 2025.
- "Hot Rock & Alternative Songs". Billboard. December 9, 2025. Retrieved December 9, 2025.
- "Hot Rock & Alternative Songs". Billboard. December 16, 2025. Retrieved December 16, 2025.
- "Hot Rock & Alternative Songs". Billboard. December 23, 2025. Retrieved December 23, 2025.
- "Hot Rock & Alternative Songs". Billboard. January 3, 2026. Retrieved January 1, 2026.
- "Hot Rock & Alternative Songs". Billboard. January 10, 2026. Retrieved January 7, 2026.
- "Hot Rock & Alternative Songs". Billboard. January 31, 2026. Retrieved January 27, 2026.
- "Hot Rock & Alternative Songs". Billboard. February 7, 2026. Retrieved February 3, 2026.
- "Hot Rock & Alternative Songs". Billboard. February 21, 2026. Retrieved February 19, 2026.
- ^ Rutherford, Kevin (June 6, 2025). "Sombr Earns His First Radio Chart No. 1". Billboard. Retrieved June 7, 2025.
- ^ "Alternative Airplay: Week of June 14, 2025". Billboard. Retrieved June 7, 2025.
- ^ Trust, Gary (January 30, 2026). "Sombr's 'Back to Friends' Hits No. 1 on Pop Airplay Chart". Billboard. Retrieved February 24, 2026.
- ^ "Pop Airplay: Week of February 7, 2026". Billboard. Retrieved February 24, 2026.
- ^ a b "Rock & Alternative Airplay: Week of August 30, 2025". Billboard. Retrieved August 26, 2025.
- ^ a b "American single certifications – Sombr – Back to Friends". Recording Industry Association of America. Retrieved November 14, 2025.
- ^ "Billboard Canadian Hot 100: Week of April 12, 2025". Billboard. Retrieved May 10, 2025.
- ^ a b "Sombr Chart History (Canadian Hot 100)". Billboard. Retrieved January 6, 2026.
- ^ a b "Canadian single certifications – Sombr – Back to Friends". Music Canada. Retrieved February 3, 2026.
- ^ a b "Sombr Songs and Albums". Official Charts Company. Retrieved May 30, 2025.
- ^ a b "Official Singles Chart on 13/6/2025 – Top 100". Official Charts Company. Retrieved June 14, 2025.
- ^ a b "Official Irish Singles Chart on 6/6/2025 – Top 50". Official Charts Company. Retrieved June 7, 2025.
- ^ a b "British single certifications – Sombr – Back to Friends". British Phonographic Industry. Retrieved September 27, 2025. Select singles in the Formats field. Type Back to Friends Sombr in the "Search:" field.
- ^ a b "Sombr – Back to Friends" (in German). Ö3 Austria Top 40. Retrieved September 27, 2025.
- ^ a b "ČNS IFPI – CZ Singles Digital – Top 100 – 38. týden 2025" (in Czech). Hitparáda – Digital Top 100 Oficiální. IFPI Czech Republic. Retrieved September 22, 2025.
- ^ a b "2025 40-os savaitės klausomiausi (Top 100)" (in Lithuanian). AGATA. October 3, 2025. Retrieved October 3, 2025.
- ^ a b "Luxembourg Songs: Week of September 27, 2025". Billboard. Retrieved September 23, 2025.
- ^ a b "Sombr – Back to Friends". Swiss Singles Chart. Retrieved September 8, 2025.
- ^ a b "Offizielle Deutsche Charts" (in German). GfK Entertainment charts. To see the peak chart position, click 'TITEL VON', followed by the artist's name. Retrieved August 29, 2025.
- ^ a b "Official IFPI Charts – Digital Singles Chart (International) – Εβδομάδα: 01/2026" (in Greek). IFPI Greece. Retrieved January 14, 2026.
{{cite web}}: CS1 maint: deprecated archival service (link) - ^ a b "Sombr – Back to Friends". Singles Top 100. Retrieved October 26, 2025.
- ^ "ARIA Top 50 Singles Chart". Australian Recording Industry Association. April 14, 2025. Retrieved May 10, 2025.
- ^ a b "Sombr – Back to Friends". ARIA Top 50 Singles. Retrieved October 26, 2025.
- ^ "Official Top 40 Singles". Recorded Music NZ. April 4, 2025. Retrieved May 10, 2025.
- ^ a b "Sombr – Back to Friends". Top 40 Singles. Retrieved October 26, 2025.
- ^ a b "ARIA Charts – Accreditations – 2026 Singles" (PDF). Australian Recording Industry Association. Retrieved March 4, 2026.
- ^ a b "New Zealand single certifications – Sombr – Back to Friends". Radioscope. Retrieved November 18, 2025. Type Back to Friends in the "Search:" field and press Enter.
- ^ a b "The Official Southeast Asia Charts – This Week's Official Philippines Chart Top 20 from 06/27/2025 to 07/03/2025". International Federation of the Phonographic Industry. Retrieved July 8, 2025. [Select 2025 Week 27]
- ^ a b "The Official Singapore Charts Week 24 (6 - 12 Jun 2025)". RIAS. Retrieved June 17, 2025.
{{cite web}}: CS1 maint: deprecated archival service (link) - ^ a b "The Official Southeast Asia Charts – This Week's Official Malaysia Chart Top 20 from 06/20/2025 to 06/26/2025". International Federation of the Phonographic Industry. Retrieved July 1, 2025. [Select 2025 Week 26]
- ^ a b "The Official Southeast Asia Charts – This Week's Official Indonesia Chart Top 20 from 09/05/2025 to 09/11/2025". International Federation of the Phonographic Industry. Retrieved September 16, 2025. [Select 2025 Week 37]
- ^ Schneider, Marc (February 19, 2026). "Rosé and Bruno Mars' 'APT.' Crowned IFPI's Top-Selling Global Single For 2025". Billboard. Retrieved February 24, 2026.
- ^ "The Best Songs of 2025 So Far". Rolling Stone. June 6, 2025. Retrieved June 8, 2025.
- ^ Stone, Rolling (December 4, 2025). "The 100 Best Songs of 2025". Rolling Stone. Retrieved December 14, 2025.
- ^ Caramanica, Jon; Zoladz, Lindsay (December 7, 2025). "Best Songs of 2025". The New York Times. Retrieved December 14, 2025.
- ^ "Sombr Serves Up 'Back to Friends' Video". Hits Daily Double. April 3, 2025. Retrieved April 8, 2025.
- ^ Willman, Chris (August 5, 2025). "Lady Gaga Leads MTV VMAs Nominations With 12, Followed by Bruno Mars and Kendrick Lamar". Variety. Retrieved August 7, 2025.
- ^ a b Earl, William (September 7, 2025). "2025 MTV VMAs Winners List: Lady Gaga, Rosé Among Early Winners". Variety. Retrieved September 8, 2025.
- ^ "Sombr Makes Late Night TV Debut On The Tonight Show Starring Jimmy Fallon". antiMusic. May 21, 2025. Retrieved May 23, 2025.
- ^ Hiatt, Brian (September 2, 2025). "Sombr Says His Hit 'Back to Friends' Came From a 'Dark Point' in Life: 'That Song Saved Me'". Rolling Stone. Retrieved September 4, 2025.
- ^ Peters, Mitchell (November 9, 2025). "Sombr Performs '12 to 12′ & 'Back to Friends' on 'Saturday Night Live': Watch". Billboard. Retrieved November 11, 2025.
- ^ Schonfield, Alexandra (December 23, 2025). "Joe Jonas Gets Emotional as Jonas Brothers Wrap 20th Anniversary Tour with Special Guests JoJo, Sombr, Norah Jones and More". People. United States: Dotdash Meredith. ISSN 0093-7673. OCLC 794712888. Retrieved December 26, 2025.
{{cite magazine}}: CS1 maint: url-status (link) - ^ Green, Walden (March 1, 2026). "Watch Harry Styles, Rosalía, Björk, and More Perform at 2026 BRIT Awards". Pitchfork. Retrieved March 6, 2026.
- ^ I Barely Know Her / sombr / Credits, Tidal, August 22, 2025, retrieved August 23, 2025
- ^ "Sombr – Back to Friends" (in Dutch). Ultratop 50. Retrieved September 21, 2025.
- ^ "Canada CHR/Top 40: Week of January 24, 2026". Billboard Canada. Retrieved January 21, 2026.
- ^ "Canada Hot AC: Week of February 28, 2026". Billboard Canada. Retrieved February 26, 2026.
- ^ "Canada Mainstream Rock for the week of December 20, 2025". Billboard Canada. Retrieved December 18, 2025.
- ^ "Canada Modern Rock for the week of October 11, 2025". Billboard Canada. Retrieved October 11, 2025.
- ^ a b "Charts – TopHit – Highway to Airplay". TopHit. Retrieved February 7, 2026.
- ^ "Top 20 República Dominicana Anglo música". Monitor Latino. Retrieved February 10, 2026.
- ^ "Sombr: Back to Friends" (in Finnish). Musiikkituottajat. Retrieved September 13, 2025.
- ^ "Tops De La Semaine | Top Singles − Semaine du 26 Septembre 2025" (in French). SNEP. Retrieved October 6, 2025.
- ^ "Sombr Chart History (Global 200)". Billboard. Retrieved September 9, 2025.
- ^ "Top 20 Guatemala Anglo música". Monitor Latino. Retrieved February 10, 2026.
- ^ "Streymi, spilun og sala viku 38. Birt 20. september 2025 – Næst uppfært 27. september 2025" (in Icelandic). Félag hljómplötuframleiðenda. Archived from the original on September 20, 2025. Retrieved September 20, 2025.
- ^ "IMI International Top 20 Singles for week ending 6th October 2025 | Week 40 of 52". IMIcharts. Archived from the original on October 10, 2025. Retrieved October 10, 2025.
- ^ "המצעד השבועי: היטליסט – שבוע 32, 2025 – 29.07 – 04.08.2025" [Mako Hit List: Weekly Chart – Week 32, 2025 | 29.07 – 04.08.2025]. Mako Hit List (in Hebrew). August 5, 2025. Archived from the original on August 6, 2025. Retrieved December 11, 2025.
- ^ "Singoli 38 2025 – Archivio classifiche settimanali". Federazione Industria Musicale Italiana. Retrieved October 26, 2025.
- ^ "Billboard Japan Hot Overseas – Week of September 3, 2025". Billboard Japan (in Japanese). Retrieved September 3, 2025.
- ^ "Latvijas mūzikas topa augšgalā uzmirdz jauni līderi" [New leaders emerge at the top of the Latvian music charts] (in Latvian). TV Net. September 23, 2025. Retrieved September 25, 2025.
- ^ "Uzzini, kam Latvijas topā pirmā vieta, kam visvairāk dziesmu" [Find out who's number one in Latvia and who has the most songs] (in Latvian). TV Net. July 7, 2025. Retrieved July 9, 2025.
- ^ "TOP 20 Most Streamed International Singles In Malaysia Week 26 (20/6/2025-26/6/2025)". RIM. July 6, 2025. Retrieved July 6, 2025 – via Facebook.
- ^ "Top 20 México Anglo música". Monitor Latino. Retrieved February 3, 2026.
- ^ "The Official MENA Chart | Weekly Chart – Week 34, 2025 – 15/08 to 21/08/2025". The Official MENA Chart (Select year 2025 and week 34 to view peak.). Retrieved August 30, 2025.
- ^ "Sombr – Back to Friends" (in Dutch). Single Top 100. Retrieved November 1, 2025.
- ^ "Singel 2025 uke 38". VG-lista. Retrieved September 19, 2025.
- ^ "Top 20 Paraguay Anglo música". Monitor Latino. Retrieved February 17, 2026.
- ^ "Philippines Hot 100: Week of June 28, 2025". Billboard Philippines. Retrieved June 25, 2025.
- ^ "OLiS – oficjalna lista airplay" (Select week 14.02.2026–20.02.2026.) (in Polish). OLiS. Retrieved February 23, 2026.
- ^ "OLiS – oficjalna lista sprzedaży – single w streamie" (Select week 01.08.2025–07.08.2025.) (in Polish). OLiS. Retrieved August 14, 2025.
- ^ "Top 200 Singles Semana 39 de 2025" (PDF) (in European Portuguese). Associação Fonográfica Portuguesa. p. 8. Retrieved October 1, 2025.
- ^ "Top 50 – Radio San Marino RTV – 04/09/2025" (in Italian). San Marino RTV. September 4, 2025. Archived from the original on September 4, 2025. Retrieved September 4, 2025.
- ^ "ČNS IFPI – SK Singles Digital – Top 100 – 38. týden 2025" (in Czech). Hitparáda – Singles Digital Top 100 Oficiálna. IFPI Czech Republic. Retrieved September 22, 2025.
- ^ "Top 50 Radios Weekly – Week 5, 2026". Productores de Música de España. Retrieved February 6, 2026.
- ^ "The Official MENA Chart | Weekly Chart – Week 39, 2025 – 19/09 to 25/09/2025". The Official MENA Chart (Select year 2025, week 39 and UAE chart to view peak.). Retrieved October 2, 2025.
- ^ "Sombr Chart History (Adult Contemporary)". Billboard. Retrieved February 7, 2026.
- ^ "Sombr Chart History (Adult Pop Songs)". Billboard. Retrieved February 7, 2026.
- ^ "Sombr Chart History (Pop Songs)". Billboard. Retrieved January 31, 2026.
- ^ "Top 100 – Sábado 31/01/2026" [Top 100 – Saturday 31/01/2026] (in Spanish). Record Report. Archived from the original on January 30, 2026. Retrieved January 30, 2026.
- ^ "Top Radio Hits Lithuania Monthly Chart: November 2025". TopHit. December 5, 2025. Retrieved December 6, 2025.
- ^ "Enero 2026 – Top #100 de Canciones de SGP" [January 2026 – Top 100 songs by SGP] (in Spanish). Sociedad de Gestión de Productores Fonográficos del Paraguay. Retrieved February 6, 2026.
- ^ "ARIA Top 100 Singles Chart for 2025". Australian Recording Industry Association. Retrieved January 12, 2026.
- ^ "Ö3-Austria Top40 Single-Jahrescharts" (in German). Ö3 Austria Top 40. Archived from the original on December 28, 2025. Retrieved December 28, 2025.
- ^ "Jaaroverzichten 2025" (in Dutch). Ultratop. Retrieved January 9, 2026.
- ^ "Rapports annuels 2025" (in French). Ultratop. Retrieved January 9, 2026.
- ^ "Canadian Hot 100 – Year-End 2025". Billboard. Retrieved December 10, 2025.
- ^ "Year End Charts 2025: Canada Modern Rock". Billboard. Retrieved December 25, 2025.
- ^ "Offizielle Deutsche Charts – Top 100 Single-Jahrescharts – 2025" (in German). GfK Entertainment. Retrieved December 10, 2025.
- ^ "Billboard Global 200 – Year-End 2025". Billboard. Retrieved December 10, 2025.
- ^ "Tónlistinn – Lög – 2025" (in Icelandic). Plötutíðindi. Retrieved December 26, 2025.
- ^ "IMI International Top 20 Singles Annual Chart 2025". IMIcharts. Archived from the original on March 2, 2026. Retrieved March 2, 2026.
- ^ "Top Radio Hits Lithuania Annual Chart: 2025". TopHit. December 24, 2025. Retrieved January 5, 2026.
- ^ "Jaaroverzichten – Single 2025". dutchcharts.nl (in Dutch). Retrieved December 31, 2025.
- ^ "End of Year Top 50 Singles – 2025". Recorded Music NZ. Retrieved December 22, 2025.
- ^ "Philippines Hot 100 (Year of 2025)". Billboard Philippines. Archived from the original on December 19, 2025. Retrieved December 19, 2025.
- ^ "Podsumowanie roku 2025 – single w streamie" (in Polish). OLiS. Polish Society of the Phonographic Industry. Retrieved February 10, 2026.
- ^ "Årslista Singlar, 2025" (in Swedish). Sverigetopplistan. Retrieved January 22, 2026.
- ^ "Schweizer Jahreshitparade 2025". hitparade.ch. Archived from the original on December 28, 2025. Retrieved December 29, 2025.
- ^ Smith, Carl (December 26, 2025). "The Official biggest songs of 2025". Official Charts Company. Retrieved December 27, 2025.
- ^ "Hot 100 Songs – Year-End 2025". Billboard. Retrieved December 10, 2025.
- ^ Caulfield, Keith (December 1, 2025). "Billie Eilish Hits the Rock & Alternative Year-End Charts Hard (And Soft): Countdown to Billboard's 2025 Year-End Charts". Billboard. Retrieved December 2, 2025.
- ^ "Rock & Alternative Airplay Songs – Year-End 2025". Billboard. Retrieved December 9, 2025.
- ^ "Austrian single certifications – Sombr – Back to Friends" (in German). IFPI Austria. Retrieved November 12, 2025.
- ^ "Danish single certifications – Sombr – Back to Friends". IFPI Danmark. Retrieved November 27, 2025.
- ^ "French single certifications – Sombr – Back to Friends" (in French). SNEP. Retrieved September 21, 2025.
- ^ "Italian single certifications – Sombr – Back to Friends" (in Italian). Federazione Industria Musicale Italiana. Retrieved January 6, 2026.
- ^ "OLiS - oficjalna lista wyróżnień" (in Polish). Polish Society of the Phonographic Industry. Retrieved November 19, 2025. Click "TYTUŁ" and enter Back to Friends in the search box.
- ^ "Portuguese single certifications – Sombr – Back to Friends" (PDF) (in Portuguese). Associação Fonográfica Portuguesa. Retrieved February 17, 2026.
- ^ "Spanish single certifications – Sombr – Back to Friends". El portal de Música. Productores de Música de España. Retrieved November 27, 2025.
- ^ "IFPI Charts – Digital Singles Chart (International) – Εβδομάδα: 03/2026" (in Greek). IFPI Greece. Retrieved January 28, 2026.
- ^ Back to Friends by sombr on Apple Music, September 27, 2024, retrieved August 29, 2025
- ^ Tenaglia, Raffaella (April 3, 2025). "Back to Friends - Sombr". EarOne (in Italian). Retrieved August 29, 2025.
- ^ "A Recap of Radio Add Recaps". Hits. September 15, 2025. Retrieved September 24, 2025.
- ^ https://x.com/usradioupdater/status/1975691582616596692?s=46
- ^ "Sombr - Official Store". Archived from the original on August 22, 2025. Retrieved August 22, 2025.
