MBLAQ is a South Korean boy band formed in 2009 under J. Tune Camp, a subsidiary of JYP Entertainment. The group originally consisted of five members: Seung Ho, G.O, Lee Joon, Thunder, and Mir. They gained popularity for their catchy songs and impressive dance performances, debuting with the single "Oh Yeah." The name MBLAQ stands for "Music Boys Live in Absolute Quality." The group released several albums and hit songs, including "Y," "Mona Lisa," and "This Is War." They are known for their strong stage presence and have participated in various television programs, enhancing their popularity in the K-pop scene.