Captain Underpants is a fun and entertaining children's book series The Captain Underpants and DreamWorks Animation animated movie The Epic Tales of Captain Underpants. This beloved character is known for his looks, ability to fly, love of pranks, and dedication to protecting the students of Jerome Horwitz Elementary School. If you like Captain Underpants and enjoy exploring the world of George and Harold and their superhero alter ego through the original book series, the animated TV show, and the feature film adaptation then you would like to see Captain Underpants in your YouTube as a progress bar. A fanart Comic book progress bar for YouTube with Captain Underpants Flying.