The Epic Tales of Captain Underpants Season 2 Episode 5
Captain Underpants and the Dastardly Deed of the Devious Diddlysaurus
Who knew a thawed-out dinosaur could read comics and pull pranks? Well, this one does -- and he's one of Harold and George's biggest fans.
Guest Stars
Laraine Newman
Ms. Ribble / Malison Saurus (voice)
Kevin Michael Richardson
Diddlysaurus / The Schmoozer (voice)