You want humorless?

You want something humorless?  You got it:

Mr. Cain, jokes involving killing people is not a suitable topic for a joke. Hundreds of migrants die crossing our Southern border each year, and as a result this is an extremely sensitive topic, especially among most of America’s 51 million Hispanics. I’m sure most Americans would not appreciate jokes about 9-11, and most blacks would not appreciate jokes about hanging blacks either. Please refrain from ever repeating this proposal again.

Q: How many ¡Somos Republicanos! members does it take to change a light bu—
A: That's not funny!

But wait, Cain's zapping fence proposal wasn't supposed to be funny.  Okay, the joke was supposed to be funny, but the joke was about something that in fact is not a joke and is not supposed to be funny, so it's both and neither, you see?