Season 2

1. Beach Party Mummy

2003-09-19 · 24m

Bored by a class documentary on mummies, Jimmy decides to take Carl, Sheen, Libby, and Cindy along with him to see the real deal.

2. The Retroville 9

2003-10-03 · 12m

Jimmy's determination to captain a winning baseball team leads him to rev up the equipment with Neutronic technology.

3. Grumpy Young Men

2003-10-03 · 12m

They boys use a metabolic accelerator to make them old enough to buy a violent video game.

4. Nightmare in Retroville

2003-10-29 · 24m

In order to have the scariest Halloween costumes ever, Jimmy uses his latest invention to morph Carl and Sheen into a Vampire and a Werewolf.

5. Monster Hunt

2003-11-11 · 12m

Jimmy, Sheen, Carl and Captain Betty set out on a mission to capture the lake monster that has haunted Lake Retroville for at least six months.

6. Jimmy For President

2003-11-11 · 12m

Jimmy runs for class president against Sheen, Libby and Bolbi - the new kid.

7. Return of the Nanobots

2003-11-14 · 24m

Jimmy attempts to update the mischievous Nanobots in order to correct errors in his homework, but the Nanobots take it upon themselves to correct everything - even the human race!

8. Holly Jolly Jimmy

2003-12-08 · 24m

Jimmy is convinced that Santa Claus does not exist. To prove his theory, he travels to the North Pole where he discovers a remote toy factory.

9. Love Potion #976/J

2004-02-13 · 24m

A laboratory mishap exposes Jimmy, Carl and Sheen to a powerful pheromone that causes each of them to fall madly in love with the next female they see.

10. Sheen's Brain

2004-03-08 · 24m

Sheen is one math test away from being left back, so Jimmy turns his Brain Drain helmet into a Brain Gain helmet and uses it on his buddy, instantly quadrupling Sheen's IQ.

11. MaternoTron Knows Best

2004-03-09 · 12m

While Judy Neutron takes a spa vacation, Jimmy invents The Maternotron 6000 to take care of the house.

12. Send in the Clones

2004-03-09 · 12m

Jimmy clones himself so he doesn't have to do chores.

13. The Great Egg Heist

2004-03-10 · 12m

Jimmy must help Asian Princess Peggy Tsu retrieve the Egg Drop Jade before her evil brother steals it.

14. The Feud

2004-03-10 · 12m

Jimmy and Carl get caught in the middle of a feud between their dads.

15. Out, Darn Spotlight

2004-03-11 · 24m

Jimmy is desperate to get the starring role opposite dream girl Betty Quinlan in the school musical, "Macbeth in Space." But the only part he can land is the FX master backstage.

16. The Junkman Cometh

2004-03-12 · 24m

Jimmy must rescue Brobot's parents from the terrifying Junk Man, a galactic space scoundrel who plans to dismantle the robots and sell their parts to the highest bidder.

17. Foul Bull

2004-03-26 · 12m

During a class trip to a rodeo, Jimmy, Carl and Sheen fall for a cute little cowgirl named Sally.

18. The Science Fair Affair

2004-03-26 · 12m

Cindy Vortex leads a campaign to ban Jimmy from the school's science fair.

19. Men At Work

2004-06-02 · 24m

Carl, Sheen, and Jimmy take jobs at a local burger joint. Jimmy transforms it to a fully automated restaurant that aims to please the customers and destroy the competition.

20. The Mighty Wheezers

2004-06-07 · 12m

Jimmy designs a temporary remedy at the Wheezers' house so he and Carl can have fun.

21. Billion Dollar Boy

2004-06-07 · 12m

Jimmy and company are invited to the home of a spoiled boy billionaire - who wants Jimmy's dog.