Kim Hyeong-seokSoundBorn 27/09/1966Haenam, South Jeolla, South KoreaKnown For대학가요제2024Sing for Gold2022Mystery Duet2022Mind Universe2022Shadow Singer2017Mystery Music Show: King of Mask Singer2015You Hee-yeol's Sketchbook2009Radio Star2007EBS SPACE2004