He is a world-famous pop star.
She is a model from a famous family.
They casually hooked up in the past.
She wants more.
She found out he was going to be in New York, so she contacted the people he was going to be hanging with and invited herself along.
He showed up but as soon as he found out that she was going to be joining them… he made an excuse and ditched the whole group!
She knows he is looking for a girlfriend and she wants it to be her, but he finds her really annoying.
He doesn’t want her or anything to do with her.
He is now avoiding her.
Take the hint: He’s just not that into you!