My Girlfriend's A Werewolf

When geeky fourteen-year-old Ethan and his buddy babysit his little sister and almost get her killed, Ethan's parents come up with the worst punishment possible - a babysitter, but Ethan's about to find out that his babysitter is a fledgling vampire. And on top of that, the new girl in town seems to know things she shouldn't. Will Ethan and his friends survive the strange things happening around town?