Elf Yourself has been one of the best things to happen to the internet this century. Whether you want the secret pleasure of getting back at your enemy, or just want to see your mom in an elf costume, this website fulfills all your passive aggressive needs with a dash of holiday cheer. The site has been updated with new costumes, dances, and backgrounds for the 2012 season. So, when you need that break from your final paper, or just need another thing to stop you from falling asleep, check it out.