Yoon Ji-sung 'Sight-catching pose'

Singer Lee Hong-ki Yoon Ji-sung Yul-hee Yoo Hoe-seung enters the Ilsan MBC Dream Center in Janghang-dong, Ilsan-dong, on April 23 to attend foreign broadcasting.

About Yoon Ji-sung

Yoon Ji-sung is a South Korean singer and actor. He is best known for finishing eighth in the second series of Produce 101 and is the former leader of South Korean boy group Wanna One.  Wikipedia