CeeLo Green is a person.
CeeLo Green . Its parent album , The Lady Killer ( 2010 ) , saw similar success , peaking within the top five of the UK Albums Chart and debuting within the top 10 on the Billboard 200 albums chart , receiving a Gold certification from the BPI in the UK . `` Crazy '' is the debut single by Gnarls Barkley , a musical collaboration between Danger Mouse and CeeLo Green , taken from their 2006 debut album St. Elsewhere . Gnarls Barkley is an American soul duo , composed of singer-songwriter CeeLo Green and producer Danger Mouse . The Lady Killer is the third studio album by American singer CeeLo Green .