Who's afraid of the big bad Wolf? Not Jason Shepherd (Frankie Muniz), who has to prove that sleazy Hollywood producer Marty Wolf (Paul Giamatii) stole his class paper and turned it into a smash hit movie. With the help of his best friend Kaylee (Amanda Bynes), Jason travels to Los Angeles to squeeze the truth out of the 'Big Fat Liar' through a series of hilarious pranks and outrageous stunts!
