Eun Ji-won

Eun Ji-won (Korean: 은지원; born June 8, 1978) is a South Korean rapper, singer, actor and entertainer. He is the leader of the first generation idol group Sechs Kies (젝스키스). He is recognized as an ancestor of the K-pop world, paving the way for hip-hop in the Korean pop scene. He is also considered an entertainment icon, popularly known as "Eun Choding" (Elementary Eun) for his childish on-screen persona on 1 Night 2 Days. In addition to his music, he continues to appear in shows like New Journ... source: https://en.wikipedia.org/wiki/Eun_Ji-won