1 Season
2 Episode
Standby I.O.I - Season 1 Episode 2
- Year: 2016
- Country: South Korea
- Genre: Reality
- Studio: Mnet
- Keyword:
- Director:
- Cast: Choi Yoo-jung, Yeonjung, Kim Do-yeon, Kim So-hye, Lim Na-young, Kim Se-jeong