DJ Clazzi (born Kim Sung-hoon; 15 November 1974), better known simply by his stage name Clazzi, is a South Korean composer, singer, lyricist, record producer and DJ. He is the leader of the South Korean electropop band Clazziquai, that was formed in 2001 and debuted in 2004 with the album Instant Pig. In January 2012, he made his solo debut with Infant, an album that includes collaborations with a number of artists, including Seulong of 2AM and members of Sunny Hill.