 In addition to his solo career, Kim has also sung the OSTs of award-winning popular dramas and performed in musicals.Kim was born in Gumi, North Gyeongsang Province, the only son and youngest of three children.Despite not having a musical background, Kim dreamed of becoming a singer as a teenager, especially after watching HOT, and sent in a demo tape to Park Jin-young, who was recruiting a final member for the project group that would become g.o.d.