Robert Pattinson is rebel cool incarnated -- the James Dean of the undead.
It had occurred to him that if the undead don't realize that they are dead, he might easily be one of them himself.
Calvin the zombie searches for food. Horribly, the undead feed upon the living! ...Although, in a pinch, a PBJ will do, if you eat it messily enough.
Once someone's dead you can't make them undead.
You stole from a member of the undead
The undead did not love, but they remembered love with a savage loyalty.
You can't allow everybody in London to know that the undead exist.