
And, yeah, it's a little SAD,
but, you know,
The Big Bang Theory Season 11, Episode 10

Yeah, you know the SAD thing is,
it's really not.
The Big Bang Theory Season 2, Episode 16

You made God SAD today, Mom.
The Big Bang Theory Season 10, Episode 1

Okay, well, maybe I'm the one who's SAD.
The Big Bang Theory Season 10, Episode 15

Well, what a SAD state of affairs.
The Big Bang Theory Season 9, Episode 23