Summary : Y/N Stark is Tony Starks kid sister, she has been away in Europe working until she comes home to see Pepper Potts working for her Brother and she meets the Avengers.

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Third person pov...

"Hey Bro!" exclaimed Y/N, she had just arrived in the USA from Europe.

"Y/N! Did you land alright" asked Tony as he made some adjustments to his Ironman suit.

"yep it was great, now on my way to Avengers Tower" said the young girl, like her Brother Y/N was a genius but instead of just being a great mechanic she is also a well known actress.

She has been in many popular movies and has even directed a few but she likes Acting alot more.

She had been in Europe for the past 3 years and is now coming back to America as she has finished filming her lastest movie.

"great see you in a couple of hours Sis"

"see ya soon Bro"

She ended the call and got in the Limo waiting for her.

With Tony...

Grinning Tony put his phone down and walked out of his Lab and upstairs to the common room where the team was.

He walked in. "okay guys, I have a guest coming to live with us in a couple of hours" said Tony eveyone looked at him.

"whose coming Stark?" asked Captain America, everyone else wanted to ask the same question.

"My Sister is home from Europe after 3 years" Said Tony he was very happy his Sister was coming Home.

Time skip....

Everyone knew that Y/N had arrived as she is a Energetic and loud as Tony is they could tell they are siblings.

"Tonnyyyy!!" exclaimed Y/N as she arrived at the common room floor.

Tony grinned and held out his arms to her "Y/NNNNN!!" he yelled, she girl then ran forward and jumped onto him wrapping her arms around his shoulders.

"it's been to long Sis" he mutters against her hair making Y/N smile softly she tightened her arms around him before they let go.

"guys this is Y/N Stark my Sister" Said Tony finally introducing the girl to the Avengers.

"Hi" waved Y/N

Pepper then walked in with a stark tablet in her hand once she saw a girl looking Like tony she did a retake.

"Tony I need you to sign this-what?" she asked confused, Y/N and Tony smiled at her confusion.

Y/N smirked and walked over to Pepper "Hi Y/N Stark but you can call me your Date, Dinner tonight?" she asked smoothly

This made Pepper blushed and nod "Y-yeah totally, sure tonight" she said quickly

Y/N smiled and walked back to Tony "Ha suck it Bro" she said Making Tony glare at her "oi, I've been waiting years for her to let me take her out" he exclaimed wining like a child.

Y/N just continued to tease and annoy Tony that she got a date with Pepper and he didn't.

Pepper was still Blushing, while the Avengers looked on wondering what it will be like with two Starks.

The end!

Finished, hope you liked it!

Word count : 535