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.