Pilkey, Dav
Captain underpants / Dav Pilkey - New York : Scholastic, 2012 - 94 pages.
This book explains how Tippy Tinkletrousers arrived at the end of the eighth book, as well as a prequel story of George and Harold in kindergarten explaining how their friendship began and setting the page for their life before Captain Underpants.
9780545724227
Captain underpants / Dav Pilkey - New York : Scholastic, 2012 - 94 pages.
This book explains how Tippy Tinkletrousers arrived at the end of the eighth book, as well as a prequel story of George and Harold in kindergarten explaining how their friendship began and setting the page for their life before Captain Underpants.
9780545724227