The presentation introduced host Jang Keun-suk alongside vocal, dance, and rap mentors including JeA , Kim Sung-eun , Kahi , Bae Yoon-jung , and Cheetah .
Audience voting determined the ranking of the trainees, leading to the formation of the girl group I.O.I . Season 152016
(Season 1): Debuted on September 8, 2016 , starring Pamela Adlon as a single mother and struggling actress. and rap mentors including JeA
Contestants moved into their dorms on December 5, 2015, and began filming their first group missions shortly after. Other Notable Season 1 "Content" from 2016 Season 152016