I.O.I has been played on NTS shows including The Athenian Marketplace , with 너무너무너무 Very Very Very first played on 24 September 2021.

I.O.I (Hangul: 아이오아이; also known as Ideal of Idol) was a South Korean girl group formed by CJ E&M through the 2016 reality show Produce 101 on Mnet. The group is composed of eleven members chosen from a pool of 101 trainees from various entertainment companies.

The final lineup consists of: JYP Entertainment's Somi (소미), Jellyfish Entertainment's Sejeong (세정), Fantagio Music's Yoojung (유정), MNH Entertainment's Chungha (청하), Redline Entertainment's Sohye (소혜), Pledis Entertainment's Jieqiong (洁琼), MBK Entertainment's Chaeyeon (채연), Fantagio Music's Doyeon…