Murphy invents a new gadget to capture Puck: the Immobilizor. This weapon shoots patches which stick to their pray and immediately renders them immobile. After having tested the efficiency of this weapon on the Pesters, Murphy begins his pursuit of Puck with his new fangled Immobilizor.
Murphy falls into a field of four-leaf clovers and picks one. As if by magic, Murphy, usually dogged by misfortune, doubles his luck. A rock that is about to fall on his head, suddenly changes direction. Carnivorous plants that usually nibble at him, avoid him at all costs… But unfortunately for Murphy, the four-leaf clover has some other surprises in store for him, and his luck is about to turn again!
Murphy steals an egg from a Pterodactyle nest. But the “mother” discovers the hoodlum when she returns. She chases Murphy who takes refuge in his trailer. Terrified, Murphy observes the threatening pterodactyl, but discovers that Puck has also been captured in one of her traps. He would like to catch his prey, but the Pterodactyle is not about to move from its spot in front of the trailer! Murphy creates a leak which allows him to go with the flow…