The Spooky Tale of Captain Underpants: Hack-a-ween
When Melvin tries to cancel Halloween, clever best friends Harold and George create their own spooky holiday -- and it's a huge success!
- genus: Comedy, Animation, Family
- Studio: Scholastic Productions, Titmouse, Treehouse Comix, DreamWorks Animation Television
- keyword: halloween, loufoque
- cast: Nat Faxon, Jay Gragnani, Ramone Hamilton, Sean Astin, Dayci Brookshire, Clancy Brown
