Rapper of Gnarls Barkley, whose hit song Crazy was voted Best Song of the 2000s.
He lost his father when he was two and then later lost his mother after a car crash.
He is the vocal coach on the reality talent show, The Voice.
He got married to Christina Johnson, but they later divorced in 2005.
He is one of the judges for the TV show, the Voice, with Adam Levine.