At the mansion,Mikey and Webby are checking out what Donnie and Huey are up to.

Webby:hey guys,what you're inventing?

Donnie:we are try to build this ship to go and find king in the moon.

Webby:how did he end up there?

Mikey:he got bitten by oozequito turn into a monster and chase after us that lead a rocket sending him flying to space.

Webby:he got turned into a monster!?

Huey:we trying to figure out how to turn him back to normal when we get him.

Webby:I hope luz is going to be OK.

Meanwhile with luz.

Luz is sitting on the bottom of the stairs.Leo and Dewey walk by and notice that luz is sad,so they go to see what wrong.

Leo:what the matter luz?

Luz:it king,he got turn into a monster and he got sent into space.I'm not sure if he going to stay like that forever.

Dewey:hey don't be sad,we will find him and get him back.

Leo:(put his arm around her)and hey,you still got us.

They hug around her.

Luz:heh,thanks guys.

Back with the others outside.

While Donnie and Huey are still building the spaceship,Mikey was looking at the sky worrying about king but then he hear something.he turn to see blue sparks in midair then it turn into a portal that everyone turn to see it.then two girls pop out of the portal and roll near Donnie and Huey.the first is a black cat-like person that wear grey clothes,the second have blonde hair and wear orange shirt,purple shorts and white sneakers.they walk up to them and see if they're OK.the cat girl slowly got up and Donnie help her up.

Mikey:you ok?

Cat girl:Mikey?Donnie?

Mikey and Donnie:huh?

Donnie:how do you know us?

Cat girl:guys is me lizzie,remember.

They nodded no.Lizzie is shocked,then the other girl woke up and rub her head.

Lizzie:Abbey!

Abbey:(she got up)hey,how and when did they got here?

Raph:hey guys what going here?

Abbey saw him and got triggered.

Abbey:(point at him)you!

Raph:who?me?

Abbey jump on him and beat the shit of him.

Raph:hey.ah!stop that.ow!cut it out.

Huey:Lizzie,as I ask,how do you know them?

Lizzie:well I guess I'm from alternative universe of their world.

Donnie:what about her?

Raph try to push her off of his face while she punch his head.

Lizzie:oh,my universe raph punch her in the face when they met.

They are shocked of what they heard.

Donnie:wow....just wow.

Lizzie:yeah I know but we is Leo?

Mikey:he inside the mansion and why do y-

Huey:I want to ask like how did you got here?what cause you to get here?how did you first met them-

Webby:hi I'm Webby,I'll show you around mansion to know where he is.

Lizzie:um...OK.

Lizzie follow Webby in the mansion.

Donnie:Mikey,launchpad can y'all help out raph?

Lanuchpad:OK don.

Mikey and launchpad try to get abbey off of raph face.Webby show Lizzie around the mansion.

Lizzie:wow!this place is great!

Webby:yeah when you're living with the richest duck in the world.

Lizzie chuckle then they hear music across the room,they follow the music  to see Leo,Dewey,and luz singing and dancing.

Leo,Dewey,and luz:stand out
Above the crowd
Even if I gotta shout it out loud
Til mine is the only face you see
Gonna stannnnnddd out
Til you notice me

Then they stop to see Webby and Lizzie.

Dewey:hey Webby,who your new friend?

Lizzie:oh I'm Lizzie and I already know Leo and what you'res name?

Dewey:I'm Dewey duck.

Luz:hi I'm luz.

Leo:wait how do you know my name?

Webby:she from a alternative universe of your world where she is friend with you and your brothers.

Leo:whaaattt????

Dewey:woah that undeweyable.(god I can't believe I said that)

Leo:ha that just puuuurrrrfect.

Lizzie laugh.

Leo:hey somebody like my jokes.

Louie:oh please Leo,you're joke wouldn't make toddlers laugh.

Lizzie:hey shut up.

Dewey:chill you guys just met.

Louie:what I'm just saying.

Lizzie:that doesn't mean you can be awful to him.

Louie:OK I'll stop,if that make you happy.

Lizzie:thank you for that and what your name?

Louie:I'm Louie and you?

Lizzie:I'm Lizzie.

Dewey:hey Liz,how did you got here?

Lizzie:what I remember there was portal appear right in front of us dragging us in it then we came here.

Dewey:what do you mean by "we"?

Lizzie:oh there someone else with me.

They went to the back yard and abbey is tie up.raph,Donnie and Mikey are beat up.

Donnie:god damn she volient!

Mikey:ow.

Luz:is that your friend right there?(she point at abbey)

Lizzie:yes and her name is abbey.

Dewey:hey Abbey how it going?

Abbey:oh just trying to whip a shell.

Dewey:oh that why you're tie up.

Louie:yeah we know that captain obvious.

Dewey punch him in the arm.

Mikey:hey we start off at a bad start and can we start over so we can get to know eachother better?

Abbey:ummmm yeah but can you untie me?

Mikey:OK.(he untie her)

Abbey:hey all you people,my name is Abbey and I'm glad to meet you all.oh sorry that I attack you raph.

Raph groans.

Later that day.

Donnie:alright I don't think I make a machine to take you two back home but drak would let y'all stay with him for awhile.

Leo:so Liz?since you're friend with us from alternative universe,what am I like?

Lizzie:you're still the person but there is one thing that different.

Leo:like what is it?

Lizzie:this.(she pull his face to kiss him)

Leo froze when she let him go.

Lizzie:see yah.(walk away)

Louie:heh look like you got yourself a girlfriend Leo.Leo?

Leo walk away to the door open it, went in,close it and scream.

The end.

Dr.mixer:Hey Izzy I know this story could have gone longer but I'm just saying so don't get upset......but it a better crossover than your rottmnt oc crossover.(a bunch of guns aim at him)oh shit!(the guns blast him)