Dexter falls victim to one of his own inventions and sends Dee Dee back in time to warn his past self about the consequences, but the past Dexter proves hard to convince. / Monkey must defend the city from a giant underground lava monster, Magmanamus (Brad Garrett), who cannot sleep because of the noise created by its residents. / When his mother falls ill, Dexter creates a robot to do her chores. Dee Dee gets hold of its remote control and wreaks havoc, forcing Dexter to create a second robot to counter Dee Dee's.
In order to rid himself of Dee Dee, Dexter clones himself. However, Dee Dee, and her friends, Mee Mee and Lee Lee do the same, causing havoc.
Mandark enrolls at Dexter's school, quickly overshadowing Dexter and forces Dexter to shut down his lab to add more power to his own lab. When Mandark falls in love with Dee Dee, Dexter sets up a date between the two (only because he knew Dee Dee would destroy Mandark's lab).
The result of a space experiment, Simion, a super intelligent chimpanzee, plans to get revenge on humans for the way he is now. However, he teleports Monkey onto his ship in order to convince him to join him in his plan for revenge. After almost being convinced, Monkey attempts to show Simion that revenge isn't the answer.
In this episode, Dexter makes a remote that turns people into animals, only for Dee Dee to get a hold of it. It first aired on February 26, 1995, and it re-aired as part of episode 4 of season one on May 19, 1996.
When Dee Dee eats an experimental cookie of Dexter's design, she grows extremely tall and makes the city her dollhouse, leaving it up to Dexter to don his giant Robo-Dexo suit and bring her back.
After Dexter is banned from watching The Late Early Movie due to his age, he decides to accelerate his age so that he can see the movie, but Dee Dee tampers with the age acceleration process, causing him to turn into a 95-year old man.
After working himself to hard, Dexter's brain snaps and he turns into, well, a dimwit. Dee Dee seizes the chance and has the now mind dead Dexter do some crazy things for the neighborhood to see.
As Dexter is putting the finish touches on his newest invention, the "Rude Removal System", Dee Dee shows up, interrupting Dexter as usual. Dexter explains his new invention and plan to Dee Dee, Dexter plans to remove the rudeness from Dee Dee, causing the siblings to engage in a fight.
When Dexter is attacked by Robots hunting "The one who saved the future", he becomes fascinated by the possibility of what he will be in several years time, taking the Time Machine. Dexter arrives in the future where he finds many things have changed...and that his greatest invention holds the key to total tranquility around the world, but in the hands of evil, also holds the key to total domination of the world
Just another Rap song...
Basically a Rap song on how Dexter always goes back to his lab to do everythin'.
