Calvin LeBrun, better known as Mister Cee or DJ Mister Cee (born August 17, 1966), is an American DJ, broadcaster, record executive, and radio personality on New York's RADIO 103.9. LeBrun is best known as the DJ for rapper Big Daddy Kane during the late 1980s and early 1990s. He also served as an associate executive producer for the Notorious B.I.G.'s debut album, Ready to Die (1994). He has also developed and endorsed a variant of the Tropical Fantasy soft drink, which he named "Island Punch Finisher". He is known for his outspoken support of the LGBT community.