
Sheldon, you're talking
like a CRAZY person.
The Big Bang Theory Season 5, Episode 6

Wanna talk about CRAZY mothers?
The Big Bang Theory Season 4, Episode 23

Wha...? That is CRAZY.
The Big Bang Theory Season 11, Episode 15

And she's a little CRAZY,
The Big Bang Theory Season 7, Episode 14

I mean, it's CRAZY, isn't it?
The Big Bang Theory Season 9, Episode 19