Batman and the Joker go together like peanut butter and jelly. Or, as Oran Juice Jones would say, one without the other "is like cornflakes without the milk!"

Well Batman fans, today we got a look at the first trailer for "Batman: The Killing Joke", the straight to home video animated film which is also the first DC Universe Original Movie to break receive an "R" rating. From the looks of things, we can tell why.