Chippy the Choo-Choo

Chippy the Choo-Choo is a book that is shown in the episode "D.W.'s Library Card." It was being returned to the library by Aloysius Zimmerplotz. D.W. briefly mistook it for the book Hopalong The Frog.

Trivia

 * Despite it's reference to Thomas and Friends, it holds almost no resembalance to it.