What do I do?

Isabel

J have this one friend who keep calling be a bitch and other names and she already hurt my feelings and every time I talk to other people she will say if it wasn't for me you would have friends bitch and I don't know what I did wrong and I try not to talk to her but she is I two class and on the buss she has made fun of me and I tell her leave me alone AND YEAH WHAT DO I DO