Jeong Hyeong-don

Jung Hyung-don (; born March 15, 1978) is a South Korean comedian and television host. He is best known for his roles on the variety shows Infinite Challenge and Weekly Idol. Early life and education Jung was born in Gimcheon in North Gyeongsang Province, South Korea. As a child, he moved with his family to Busan, where he later attended Busan Electronic Technical High School. After graduation, he worked for Samsung Electronics in Suwon for six years before entering the entertainment industry. Career Jung made his television debut on the sketch comedy show Gag Concert in 2002. On the show, he performed a sketch called "Do-Re-Mi Trio," in which he and two other comedians sang excerpts of popular songs, adding comedic punch lines to the end. In 2005, Jung joined the cast of a new variety show called Infinite Challenge. Though the show initially had low viewership ratings, it went on to be a hit, and several of the songs Jung recorded for the show's periodic "song festivals" charted in the top ten of South Korea's music charts.