MBLAQ (acronym for Music Boys Live in Absolute Quality) is a South Korean quintet boy band created by Korean pop R&B singer, producer and actor Rain under a branch of his label J.Tune Entertainment called J.Tune Camp. The five members include Seung Ho (Yang Seung Ho : Leader), G.O (Jung Byung Hee : Main Vocalist), Joon (Lee Chang Sun : Vocalist), Thunder/Cheon Doong (Park Sang Hyun : Vocalist/Rapper), and Mir (Bang Cheol Yong : Rapper). The group debuted on October 9, 2009 at Rain's Legend of Rainism concert.
