8. Sexy Sun-Sparkling Vampire, as Inspired By "Twilight"
A vampire is a classic hackneyed Halloween costume, however the upcoming release of "New Moon" is no license to dress yourself up like a sexy, Robert Pattinson-style vampire. Think it'd be cute to break out the roll-on glitter and sparkle with the rest of the undead? Well, the sun won't shine on yo' behind. (Ho!)