There can be many reasons for this.. Attention, Power, Ect. its different for everyone.
If the girl you like has a boyfriend and the boyfriend tries to fight you, it is important to prioritize your safety. It is best to avoid physical confrontation and try to defuse the situation peacefully. Communicate your feelings to the girl and respect her decision to be with her boyfriend.
fight the other kid and take the girl
If Only
A girl should never fight with her ex-boyfriend's new girlfriend. The girl should move on and let her ex and his new partner do the same since fighting will not solve anything.
No a man who cheats is worthless. Move on.
Girls fight about lots of things mainly boys (girl A finds out her friend, girl B, was dating girl A's boyfriend and then blaims girl A's boyfriends cheating on girl B) we also fight about rumors, whos friends with who, all sorts of things
by telling the guy that's going to fight your boyfriend that its not worth the fight.
You buy yourself a vibrator.
iT WiLL BE BETTER iF YOUh WAiT TiLL SHE iS DONE WiTH HER CURRENt BOYFRiENd THEN YOUh CAN ASK HER YURSELF iF SHE LiKES YOUh
He flirts with other girls!
Then he's certainly not a faithful boyfriend, is he? You couldn't trust this guy not to date others besides you.
You should never have to wonder if you're boyfriend is being faithful but when in doubt, always ask him directly. Tell him why you suspect that he is being unfaithful and then give him a chance to explain himself