CeeLo Green is a male musician.
Thomas DeCarlo Callaway ( born May 30 , 1974 , better known by his stage name CeeLo Green ( sometimes rendered as Cee Lo Green ) , is an American singer , rapper , songwriter , record producer , actor , and businessman . Subsequently he embarked on a solo career , partially spurred by YouTube popularity . Internationally , Green is best known for his soul work : his most popular was Gnarls Barkley 's 2006 worldwide hit `` Crazy '' , which reached number 1 in various singles charts worldwide , including the UK . He worked as a voice actor in the animated feature Hotel Transylvania ( 2012 ) , and also appeared in a few television programs and films -- including his own show , CeeLo Green 's The Good Life , on TBS .