If this popular game show told a joke, it would put the punchline first.
Nothing, because he is the one who knocks.
Well fangcy that!
The punchline
Jokes about Batman's parents can get old.
Ten. (Shame this one doesn't work too well for reddit - the funniest part of this joke is the third punchline enjoying people struggle to understand what the hell you're talking about.)
Doctor, Doctor why are some jokes so painfully funny -It must be the punchline
Guess who
Smash Brothers