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. He 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 and Gnarls Barkley's 2006 worldwide hit "Crazy", which reached number one in various singles charts. In 2010, Cee Lo took a break from recording with Gnarls Barkley and released the single "Forget You!" on August 19, 2010, as a solo recording artist. The song was an instant hit, reaching the top spot in the UK and the Netherlands and charted at number two on the U.S. Billboard Hot 100.
He recorded a version of the theme song to the Nickelodeon animated series SpongeBob SquarePants for the special episode "Truth or Square". The version appeared on the album SpongeBob's Greatest Hits, albeit its July 14, 2009 re-release.