By A Mystery Man Writer
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Captain Underpants and the Preposterous Plight of the Purple Potty
Old Captain Underpants
Sergeant Boxers Heroes+BreezeWiki
Great-Granny Girdle and Boxer Boy, Captain Underpants Wiki
Mr. Snoddy, Captain Underpants Wiki
Bo Hweemuth, Heroes Wiki
Sergeant Boxers Heroes+BreezeWiki
Captain Underpants — Others / Characters - TV Tropes
Captain Underpants and the Preposterous Plight of the Purple Potty
Mr. Toilette Ree Heroes+BreezeWiki
Harold Hutchins, Heroes Wiki