What girl group writes and composes their own music and also debuted a single and music video on the same day?
Pristin Pristin (Hangul: 프리스틴 ; stylized as PRISTIN and formerly known as Pledis Girlz) is a South Korean girl group formed by Pledis Entertainment in 2016. The group is composed of ten members: Nayoung, Roa, Yuha, Eunwoo, Rena, Kyulkyung, Yehana, Sungyeon, Xiyeon and Kyla. Most of them appeared on the television show "Produce 101" and, as the prize for becoming two of the top contestants, Nayoung and Kyulkyung went on to debut as part of the project girl group I.O.I, before reuniting with the other members to debut as Pristin on March 21, 2017, with the first mini album "Hi! Pristin". Like their labelmate group Seventeen, Pristin is known for writing and composing their own music.
New Year (song) "New Year" is a song by British girl group the Sugababes, released as the second single from their debut studio album "One Touch" (2000). The song was written by group members Siobhán Donaghy, Mutya Buena and Keisha Buchanan in collaboration with Cameron McVey, Jony Lipsey, Felix Howard and Matt Rowe, and produced by McVey, Lipsey and Paul Simm. "New Year" is a pop and R&B ballad with influences of soul and alternative rock. It features acoustic instrumentation, and the lyrics describe the experience of breaking up on Christmas Day.