When Melvin tries to cancel Halloween, clever best friends Harold and George create their own spooky holiday -- and it's a huge success!
October 7, 2019
Released
The Spooky Tale of Captain Underpants Hack-a-ween
46min
—
English
Scholastic ProductionsTitmouseDreamWorks Animation Television
Part of
Includes: Captain Underpants: The First Epic Movie, The Spooky Tale of Captain Underpants Hack-a-ween, Captain Underpants Epic Choice-o-Rama, Captain Underpants Mega Blissmas
