About two years ago the joker cheated on Harley Quinn and she sleeped with batman.

Now they are married and raising a two year old son and his name is William Jason is his birthday so they are going to let him stay over at over a friend's house goes to see the joker and says to him "Joker you will never see Harley again because she is married and has a son so I will make sure you die in joker gets mad and says are you going to keep me here?

Bruce says you want to know who the bat man is well then I will he tells the joker then says who is he then since you know who he Wayne says to him I am bat man.

The joker just became so stunned that he had a heart attack .As soon it discovered that he died of a heart it was reported on went home and his wife Harley said," is it true is the joker died?".He said yes it is true.