Disclaimer: I do not own the show or anything else I am going to mention the only things I do own are the characters I made up to go along with the story line and anybody can use them I don't care.

Summary: Five kids from the future 20 years from the future come to vist there parents as kids When they come back will any thing change?
There is six new characters. I will name them off give there names and personalities.
I forgot to mention these kids are the children of Jimmy Neutron and Cindy Vortex will two of them anyways, another two of the children are the children of Libby Folfax and Sheen Estevez, and the last one the kids is the son of Carl Whezzer and Betty Qutelin I don't know how spell her last name, and please don't asked how they got together.

We will start off with Jimmy's and Cindy's kids.
There frist borns name is Jenny Cynthia Vortex Neutron.
She was named after both her parents which really made sense becauce she is like both of them she looks like Cindy except she has brown hair like Jimmy.
She is very athiletic like her mom but she is like her Dad when it comes to intelligence she has I.Q of 215 just like her dad and she has a working Lab and robotic a dog that she made when she just five years old. She calls the dog Andromeda.
Her hobbies are expermenting with her lilltle brother, inventing things, and hanging out with her friends and her dog. She is ten year old girl genius.

Then there is Michael Arthur Vortex Neutron but his friends just call him Mikey.
Jenny's liltle brother he is eight years old he is nothing like either of his parents except for in looks. He is a, very hyper lilltle boy.
He looks like Jimmy but he has blond hair like Cindy. He likes to bother his older sister. His intelligence is not very high.
He is not an average boy like most people think he is. He has a secret of his own that no one knows about.

Then there is Libby's and Sheen's kids.
Frist we will start off with there frist born son Steve Estevez.
Steve looks alot like Sheen except he has Libbys eyes.
He is the second smartest kid in Retroville.
He and Jenny are constant competition with each other.
Despiet the fact he and Jenny are constantly fighting he has a secret crush on Jenny.

Then there is Steve's sister Katie she is eight years old she is a very hyper girl she is obsessed with a tv show called Ultra Woman it is a spin off show of Ultra Lord.
She relate anything to that show, and about her action figure collection she would always say "There dolls not action figures"
She is definiteiy her father's daughter.

Now Carls son. His name is Robert Frank Whezzer. But his friends just Call him "Rob"
He has Black hair and wearers glasses just like his dad.
He his best friends with Jenny and Mikey, he likes horses he knows just about everything about horses.
He takes parts in Jenny's experiments most of the time and gose on advetures with her all the time.

Andromeda is Jenny's pet robot dog she is a liltle bit smarter than Jenny. This Dog can do over 12 million things thats one million more things than what Godder can do. She trys her best to warn Jenny when one her expermints well go wrong. Jenny asures her other wise.

Next Chapter will be better.
I promise this is my frist JN fanfic.
Please R&R.