CNBLUE

CNBLUE (Korean: 씨엔블루) is a South Korean pop rock band formed in 2009. The band consists of Jung Yong-hwa (leader, main vocals, guitar, keyboard, rap), Kang Min-hyuk (drums), and Lee Jung-shin (bass). First bassist Kwon Kwang-jin left the band after they released their debut Japanese extended play Now or Never in 2009, and was replaced by Lee Jung-shin. Lee Jong-hyun (guitar and vocals) left the band on August 28, 2019.

CN are initials for Code Name, while BLUE is a backronym for burning, lovely, untouchable, and emotional. It is meant to portray the images of Lee Jong-hyun as Burning, drums Kang Min-hyuk as Lovely, bass Lee Jung-shin as Untouchable, and Jung Yong Hwa's guitar and vocals and rapping, as Emotional. On January 14, 2010, CNBLUE debuted in Korea with the lead single "I'm a Loner" from their first Korean EP Bluetory.