Not Cute Anymore

On October 27, 2025, Belift Lab announced through the release of a promotional calendar that Illit would be releasing their first single album Not Cute Anymore on November 24.^[2] "Not Cute Anymore" was confirmed to be the lead song, with the B-side track titled "Not Me", upon the reveal of the tracklist on November 3.^[3] On November 17, moving posters for the song's music video were released.^[4] Two music video teasers for the song were released on November 21 and 23 respectively.^[5] The song was released alongside its music video upon the release of the single album on November 24.^[6][7]

"Not Cute Anymore" was written and produced by Jasper Harris, with Sasha Alex Sloan and Youra participating in the writing.^[8][9] The song is described as a pop song based on reggae rhythms.^[6] The B-side "Not Me", co-written by Illit members Yunah, Minju and Moka, is built on an interpolation of the Ting Tings' "That's Not My Name", describing how people may see you in a certain way, but that you cannot be described by a single word, and it incorporates different nicknames the members call each other.^[10][11]

Illit performed "Not Cute Anymore" on three music programs in the first week of promotion: KBS's Music Bank on November 28, MBC's Show! Music Core on November 29, and SBS's Inkigayo on November 30.^[12]

• Digital download and streaming – Holiday Remixes

1. "Not Cute Anymore" – 2:11
2. "Not Cute Anymore" (Holiday Party version) – 2:26
3. "Not Cute Anymore" (Holiday Night version) – 2:16
4. "Not Cute Anymore" (sped up version) – 1:42
5. "Not Cute Anymore" (Holiday Party sped up version) – 1:52
6. "Not Cute Anymore" (Holiday Night sped up version) – 1:30
7. "Not Cute Anymore" (instrumental) – 2:11