Behind the Tunes: Once Upon A Looney Tune (2007) is a Documentary film that follows a look at the fairy tale-based Looney Tunes and Merrie Melodies cartoons, starring characters like Bugs Bunny, Daffy Duck, Sylvester, Tweety, Elmer Fudd, and more. Behind the Tunes: Once Upon A Looney Tune is not currently listed with streaming providers in your selected region, but availability can change over time. It has a user rating of 6.3 out of 10 from 3 votes. Fans of documentary movies may also want to explore similar titles below.