I wish I'd had these books as a kid. Hilarious!â"Dav Pilkey, Creator of Captain Underpants and Dog Man. The Bad Guys are about to have a very bad day! Mr Wolf and his bad, bad buddies have messed with the wrong guinea pig. And this nasty little furball wants revenge! Will they survive? Will they be heroes? And will they just stop trying to eat each other? It's time to put on your baddest pair of chuckle-pants and find out in the Bad Guys Episode 3!