CNBLUE is a South Korean pop rock band formed in 2009. The band consists of Jung Yong-hwa, 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 left the band on August 28, 2019.