The stars of TV cartoon series Fat Albert and the Cosby Kids come to life to help a friendless teenage girl. However, the characters have one problem - an overlong stay in the real world will turn them into celluloid dust. Children's live-action and animated comedy, with Kenan Thompson, Kyla Pratt, Shedrack Anderson III and Dania Ramirez, plus a cameo from Bill Cosby, the original show's creator.

Animated character Fat Albert emerges from his TV universe into the real world, accompanied by his friends Rudy, Mushmouth, Old Weird Harold and Dumb Donald. Though the gang is flabbergasted by the modern world, they make new friends, and Albert attempts to help young Doris become popular. But things get complicated when Albert falls for her older sister, Lauri, and must turn to creator Bill Cosby for advice.