Big Wolf on Campus (1999) : 3x2

While doing his late night radio show, Merton finally meets the woman of his dreams. There's just one problem - she turns out to be a vampire. This is no ordinary vampire, she drinks the blood of werewolves, and because these creatures are very rare, she was dying out along with her fellow vampire friend. So when they found out that Tommy Dawkins was a werewolf, they tricked Merton into becoming a vampire and now he must destroy Tommy to survive...