To get to the other side.
The Holocaust was funny.
Because he higher and higher. (I translated the joke from Dutch, and yeah it's supposed to not make any sense, it just sounds funny, in Dutch at least. :-$)
The way that the punchline of the joke is delivered.
Doctor, Doctor why are some jokes so painfully funny -It must be the punchline
Katie Keurig. (I know the setup might need some work but I just like the punchline I made up.)
The execution.
The execution. ( )