''Closet Freak: The Best of Cee-Lo Green the Soul Machine'' is a 2006 "greatest hits" album of American musician Thomas Callaway, known as Cee-Lo, from the Atlanta hip hop group Goodie Mob and the singing half of Gnarls Barkley.

The collection is a 17-track set that includes hits from his Goodie Mob outings and his two solo albums. This album comes on the heels of his noted mainstream rise due to the popularity of the ''St. Elsewhere'' album and "Crazy" single. Collaborators include Timbaland, Pharrell, Ludacris, Jazze Pha, T.I., and Goodie Mob members Big Gipp, T-Mo, & Khujo. It was released on October 31, 2006. - Wikipedia