Being a compete poser!

when you copy something someone does, usually used as an accusation.

A person who poses to be a poser just to get attention. Usually has no social group and little to no friends.

To pose: To pretend, to be somebody you're not, to be part of a culture or genre just to fit in.

A poser is someone who tries to fit into a profile they aren't. People who try to give off the impression that they are one thing when they are really another.
Also, a poser can be one who says they can do something that they can't.
Or more commonly, a poser is someone who, when doing something successfully, takes more than enough credit for it.

Kids that bring their skateboards to school.

1.one who pretends to be someone whose not.
2. who tries to fit in but with exaggeration