Monster is shocked to discover that Robot had played a practical joke on him during their youth. Monster decides to get even by pulling an elaborate prank on Robot.
The boys must work together to get their apartment back when Robot's mean brother becomes their landlord. Gart commissions Robot and Monster to make a safety video for the factory.
Robot and Monster institute emergency pet training after Marf displays destructive behaviour. Robot is left in charge of the DeFault Industry factory.
Robot and Monster want to buy a blimp. Robot tries to help Monster become the happiest guy in the world.
Robot and Monster fill in for Nessie at Makin' Bacon. Globitha comes to stay with the boys and wreaks havoc on Robot's preparations for the Big Blimp Race.
After Monster's Uncle Cuffley loses his confidence, Robot and Monster set out to ignite his passion for the law. Monster's father comes to town to compete with Monster in the Hornica Games.
Rhea Perlman
Nessie
Curtis Armstrong
Robot/Marf
Harland Williams
Monster
Maurice LaMarche
Gart
Megan Hilty
JD