One thing you have to know about my brother Sebastian: he loves being a vampire. He's eternally twenty-five. He's single, and frankly, he's a chick magnet. Yeah, undead is good. The only thing he is serious about is his hightclub, Carfax Abbey. It's sort of dark, happening spot where vampires can really get their fangs out. My brother Rhys and I have tried to clean his bad-boy ways like we did,...