MBLAQ (Korean: 엠블랙, Japanese: エムブラック; an acronym for Music Boys Live in Absolute Quality) is a South Korean quintet male vocal group created by South-Korean entertainer Rain under J.Tune Camp. The group consists of Seung Ho (leader, lead vocalist, lead dancer), G.O (main vocalist),Lee Joon (vocalist, main dancer), Thunder (vocalist, lead rapper, lead dancer), and Bang Mir (main rapper). 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 online and offline music charts in South Korea. The group then released their first extended play album Y on May 19, 2010, and on January 10, 2011, MBLAQ released their first studio album, BLAQ Style.
cr : wikipedia