EXO-CBX

EXO-CBX (Hangul: 엑소 - 첸백 시, also known as CBX or ChenBaekXi) is the first official unit of the South Korean boy group EXO. Formed by SM Entertainment in 2016, the group consists of three members of the now famous EXO group: Chen, Baekhyun and Xiumin. Their debut single is titled "Hey Mama!" Which was released in October 2016.