Kim released his debut solo album Holy Bumz Presents in 1998 and has released a total of seven albums including his latest Old & New in 2012. Kim was nicknamed Reggae hip hop’s godfather. He has written songs for artists such as Lee Sang, Dynamic Duo, and Drunken Tiger. Kim appeared in the sixth season of the reality TV series I am a Singer. He has been nominated for two Mnet Asian Music Awards. In January 2015 Kim was accused of sexually harassing a flight attendant and creating a disturbance on a flight from Korea to the United States while he was drunk.