You skip the punchline.
If it spins anti-cyclonically
Takashawa.
Because 7 ate 9.
A truant !
Three. One to get the punchline, and one to point out the math is wrong.
To get to the other side.
Someone stops you in the middle of the road and asks you to tell him a good joke, What would be your reply?
Americans don't get them.
I'll show myself out."