Key debuted with Shinee in 2008, a South Korean boy band formed by SM Entertainment. The group consists of five members: Onew, Jonghyun, Key, Minho, and Taemin. Shinee made their debut on May 25, 2008, with the release of their first single, "Replay."
Unlocking the Key: A Quiz on the Talented South Korean Singer (born 1991)