Timing is the fourth Korean mini-album by the leader and main rapper of what boyband?
Timing (EP) Timing is Kim Hyun-joong's fourth Korean mini-album, which was released on July 11, 2014 under KeyEast.
MC Gree Gim Dong-hyeon (; born November 10, 1998), also known by his stage name MC Gree (Korean: MC 그리 ), is a South Korean rapper, actor and television personality signed to Brand New Music. He is the son of comedian Gim Gu-ra.