I.O.I (acronym for Ideal of Idol) was a project girl group formed through the Mnet's reality show Produce 101. They debuted on May 4, 2016 with the mini album Chrysalis. The group promoted for less than a year before disbanding on January 29, 2017.
The lineup consisted of 11 members. Aside from Weki Meki's Yoojung and Doyeon, the lineup included Nayoung, Kyulkyung, Somi, Mina, Sejeong, Chaeyeon, Yeonjung, Sohye and Chungha.
Pre Debut
Main Article Produce 101
I.O.I was formed by the survival show Produce 101. 101 trainee girls from all over South Korea had joined the show and would compete in tests to debut in a girl group. The top 11 girls would debut based on how many votes they got from national producers. In the end Fantagio representatives Choi Yoojung and Kim Doyeon debuted with I.O.I.
Debut
I.O.I debuted with their first mini album Chrysalis and the title track "Dream Girls". The group gained momentum with their title track Very Very Very (Hangul: 너무너무너무) from their second mini album, Miss Me?, which was produced by J.Y. Park.
Discography
Mini albums
- Chrysalis (2016)
- Miss Me? (2016)
Single album
- "Whatta Man" (2016)
Digital singles
- "Crush" (2016)
- "Hand in Hand" (2016)
- "Downpour" (2017)
OST
- "Moon Lovers: Scarlet Heart Ryeo OST Part.3" (2016)