Teen Top (Korean: 틴탑) is a South Korean boy band formed by TOP Media in 2010. The group is composed of five members: C.A.P, Chunji, Niel, Ricky and Changjo. Originally a six-piece group with L.Joe, the former member had filed for contract termination in February 2017. Teen Top debuted with their first single album Come into the World on July 9, 2010.