Hyesung, who first debuted in the music scene as the lead vocalist of Shinhwa, one of Korea's longest lasting and most successful boybands, has also been successful as a solo artist. Teaming up with Lee Jihoon and Kangta to form the ballad singing trio S in 2003, Hyesung has now gone on to release a solo album of his own which has been successful in not only Korea but also Japan.