A: The first way is to be really hot. Obviously that's not an option in your case.
You could try dressing really slutty. Again, in your case that seems to have backfired. If you're going to wear a dress that revealing, you really need to shave. And I don't mean your legs.
I mean your chest, armpits and back.
While people may enjoy the idea of a werewolf, seeing one in the flesh can be a little disturbing.
You may also want to stop ripping girls' heads off. That reeks of desperation.
No one wants to elect a Prom Queen by default. That takes all the fun out of it.