Singer, dancer, and model who was best known as a member of the South Korean boy band SHINee and a vocalist for SM The Ballad.
He was a bassist in a band that participated in many festivals when he was in his junior year of high school.
He wrote several lyrics for songs for his band's albums.
His full name is Kim Jong-hyun. He briefly dated South Korean actress Shin Se-Kyung for less than a year.