The film follows 14-year-old (Frankie Muniz), a chronic liar who finally tells the truth when his creative writing essay is stolen by slick Hollywood producer Marty Wolf (Paul Giamatti).

: After Jason's essay, "Big Fat Liar," falls into Marty’s hands, Marty turns it into a blockbuster film called Whitaker and Fowl .

The heart of the movie lies in the creative, colorful ways Jason and Kaylee sabotage Marty’s life:

Putting together a piece on the 2002 comedy reveals a cult classic that turned the "Boy Who Cried Wolf" fable into a high-stakes Hollywood revenge story. The Plot: A Lesson in Truth