OMFG, I am so addicted to these. I start every morning with the Cheezburger site.
Here's my favourite (make sure to enlarge the photo by cicking on it to get the full effect):
^^Yeah, I know *dies* His name was just Louie, because he's black and sneaky and all mafia, and he used to like to sleep in my roommate's MC Speedy when he was a kitten-- the "Fat" part came 15 pounds and 3 Princess Diaries books later :shame: