MBLAQ, (an acronym for Music Boys Live in Absolute Quality) (KOR: 엠블랙) is a South Korean quintet boy band created by Korean pop R&B singer, producer and actor Rain (비) under a branch of his label J.Tune Entertainment called J.Tune Camp. The five members include Seung Ho, G.O, Joon, Thunder/Cheon Doong, and Mir. The group debuted on October 9, 2009 at Rain's Legend of Rainism concert. On October 14, 2009 the group released their debut single album, Just BLAQ, which topped various on-line and off-line music charts in South Korea.

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