Seasons & episodes
S2 · E8Holly Jolly Jimmy 2003-12-08 · 24 min
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.
S2 · E9Love Potion #976/J 2004-02-13 · 23 min
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.
S2 · E10Sheen's Brain 2004-03-08 · 23 min
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.
S2 · E11MaternoTron Knows Best 2004-03-09 · 12 min
While Judy Neutron takes a spa vacation, Jimmy invents The Maternotron 6000 to take care of the house.
S2 · E12Send in the Clones 2004-03-09 · 12 min
Jimmy clones himself so he doesn't have to do chores.
S2 · E13The Great Egg Heist 2004-03-10 · 12 min
Jimmy must help Asian Princess Peggy Tsu retrieve the Egg Drop Jade before her evil brother steals it.
S2 · E14The Feud 2004-03-10 · 12 min
Jimmy and Carl get caught in the middle of a feud between their dads.
S2 · E15Out, Darn Spotlight 2004-03-11 · 23 min
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.
S2 · E16The Junkman Cometh 2004-03-12 · 23 min
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.
S2 · E17Foul Bull 2004-03-26 · 12 min
During a class trip to a rodeo, Jimmy, Carl and Sheen fall for a cute little cowgirl named Sally.
S2 · E18The Science Fair Affair 2004-03-26 · 12 min
Cindy Vortex leads a campaign to ban Jimmy from the school's science fair.
S2 · E19Men at Work 2004-06-02 · 23 min
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.
S2 · E20The Mighty Wheezers 2004-06-07 · 12 min
Jimmy designs a temporary remedy at the Wheezers' house so he and Carl can have fun.
S2 · E21Billion Dollar Boy 2004-06-07 · 12 min
Jimmy and company are invited to the home of a spoiled boy billionaire - who wants Jimmy's dog.
S3 · E1Lights! Camera! Danger! 2004-11-27 · 23 min
Famous film director Quintin Smithee is coming to Retroville to make his next big movie, and Jimmy, Cindy, Libby, Sheen and Carl all have starring roles.
S3 · E2The N Men 2004-11-27 · 23 min
After a run in with a radiation belt in outer space, Jimmy, Cindy, Carl, Sheen and Libby are all endowed with super powers.
S3 · E3The Tomorrow Boys 2005-05-23 · 23 min
Jimmy, Sheen, and Carl travel 15 years into the future, only to find that some things have gone wrong. Can they right the past to save their future?
S3 · E4Fundemonium 2005-05-24 · 23 min
Jimmy's dad loses his job at the now-defunct automotive plant which means that the Neutrons may have to move to a new town. As a last-ditch effort to keep the family in Retroville, Hugh applies for a job as a toy inventor.
S3 · E5Stranded 2005-05-26 · 23 min
A trip gone wrong ends up turning even worse when Jimmy and Cindy get into an argument that winds up getting them stranded together.
S3 · E6Jimmy Goes to College 2005-05-27 · 23 min
Jimmy is recruited by the most prestigious science college in the country to be their new superstar student. But when he gets there, Jimmy becomes the unwitting target of rival student, Seymour Nimmelfarb.
S3 · E7Who's Your Mommy? 2005-06-20 · 12 min
On a trip to Planet Schmengy, a strange alien substance attaches itself to Carl's face.
S3 · E8Clash of the Cousins 2005-06-20 · 12 min
The Neutron family has gathered to celebrate Great Aunt Amanda's birthday. When Jimmy's present explodes, everyone suspects him of fowl.
S3 · E9My Big Fat Spy Wedding 2005-07-22 · 23 min
Jimmy's new mission from the BTSO is to follow Beautiful Gorgeous. He takes the job and he discovers that she and Jet Fusion are getting married!
S3 · E10Crouching Jimmy, Hidden Sheen 2005-11-18 · 23 min
In Retroville, Sheen is just an average hyperactive kid. But in Shangri Llama, he is known as The Chosen One, or One Who Puts Foot Behind Head.