It's a sad world we live in when vampires are continuously portrayed as boring, moralistic Pollyannas. These days we're stuck with the sort of undead you'd never invite to a party--they're too concerned with "feelings," "humanity," and "right" vs. "wrong." The latest entry in the emo vampire canon: Cirque du Freak: The Vampire's Assistant, an aimless mess of a film that lacks bite, substance, or any sort of satisfaction. by Courtney Ferguson