South Korean singer, actor, and dancer best known as a member of the K-Pop boy band BtoB.
He was an actor in jTBC's Living In Chungdamdong before joining BtoB.
He made his leading man debut in the film Irresistible Lips in 2012.
He grew up with an older brother.
He and SS501's Kim Hyun-Joong have both been members of popular South Korean boy bands.