That wasn't a JOKE. That was
a legitimate suggestion.
The Big Bang Theory Season 12, Episode 2
All right, I cared enough to memorize
that stupid JOKE, but that's all I care.
The Big Bang Theory Season 2, Episode 19
"and if they say no,
I'll play it off as a JOKE."
The Big Bang Theory Season 9, Episode 14
It was a JOKE!
Money Heist Season 1, Episode 9
It's a JOKE.
The Big Bang Theory Season 7, Episode 12