Captain Underpants and the terrifying return of Tippy Tinkletrousers / the ninth epic novel by Dav Pilkey ; with color by Jose Garibaldi and Wes Dzioba.
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.