Cee Lo Green

Thomas DeCarlo Callaway (born May 30, 1974), better known by his stage name Cee Lo Green, is an American singer-songwriter, rapper, record producer and actor. Originally came to prominence as a member of the southern hip hop group Goodie Mob, later launching a critically acclaimed solo career and forming Gnarls Barkley with DJ Danger Mouse.
Internationally, Cee Lo is best known for his hip hop work, his most popular was Gnarls Barkley's 2006 worldwide hit "Crazy", which reached number one in various singles charts worldwide, including the UK. In the United States, "Crazy" reached number two on the Billboard Hot 100. Parent album St. Elsewhere was also a hit, reaching number one on the UK Albums Chart and number four on the US Billboard 200 album charts. Gnarls Barkley's second album, The Odd Couple (2008), was less successful and missed the top ten in both the UK and U.S., where it charted at number 12 in the U.S. and 18 in the UK. - Wikipedia