
No, it's, "If you want to have FUN,
start with one."
The Big Bang Theory Season 10, Episode 22

Oh, this is FUN one!
The Big Bang Theory Season 5, Episode 19

It's for FUN!
It's just for FUN!
Westworld Season 2, Episode 2

Well, it was FUN.
The Big Bang Theory Season 7, Episode 7

It'll be FUN to see everyone.
The Big Bang Theory Season 7, Episode 17