Thomas DeCarlo Callaway (born May 30, 1974), best known by his stage name CeeLo Green (sometimes rendered as Cee Lo Green, or referred to as CeeLo), is an American recording artist from Atlanta, Georgia. A singer-songwriter, rapper, record producer and actor, in 2011 CeeLo Green also became a talent show judge, working for American reality television singing competition The Voice. CeeLo Green came to initial prominence as a member of the southern hip hop group Goodie Mob, and as part of the soul duo Gnarls Barkley, with record producer Danger Mouse. Subsequently he embarked on a solo career, partially spurred by YouTube popularity. His work has earned numerous awards and accolades, including five Grammy Awards.
Internationally, Green is best known for his soul 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. Its parent album St. Elsewhere, was also a hit, reaching number one on the UK Albums Chart and number four on the US Billboard 200 albums chart. Gnarls Barkley's second album, The Odd Couple (2008), charted at number 12 on the Billboard 200.