JJCC (pronounced Double-JC, Hangul: 더블제이씨) is a South Korean hip-hop boy group formed under the management of Jackie Chan Group Korea.[1] [2] The group debuted in March 14, 2014 with five members: E.co, Eddy, SimBa, San-Cheong, and Prince Mak who performed live on MNet M Countdown.[3] Their debut single entitled At First was then released on March 24.[4] JJCC is the first K-pop idol group to be formed and reared by Jackie Chan.[5]