김종국
Turbo () is a South Korean duo active in the mid to late 1990s. The duo originally consisted of Kim Jong-kook and Kim Jung-nam. In early 1997, Kim Jung-nam left the group and Kim Jong-kook later continued promotion with new member Mikey. They became one of the biggest stars in the Korean entertainment industry during their active time between 1995 and 2001 and sold millions of albums and records across Asia. In 2015, they made a comeback as a trio after 15 years with "Again". The title song `Again´ led the top of the music charts.