On this day, Lee Soon-jae, Shin-gu, Chae Soo-bin, Kim Sung-eun (under-purple) and Izuwon Jang Won-young and Kim Min-joo attended the special MC.
About Jang Won-young
Jang Won-young, known mononymously as Wonyoung, is a South Korean singer and model. She is a member of Ive under Starship Entertainment and is also a former member of project girl group Iz*One after finishing first in Mnet's girl group survival reality television show Produce 48.
 Wikipedia