Captain Underpants and the terrifying return of Tippy Tinkletrousers

Having changed the course of human history after unwittingly wondering what could be worse than going to prison, George and Harold are shot through time back to kindergarten, where they are subjected to bullying and a clueless school principal.

Bibliographic Details
Main Author: Pilkey, Dav
Format: BOOK
Published: Scholastic Inc 2019
Series:Captain Underpants 9