
I'm SAD to say
I taught him those moves.
The Big Bang Theory Season 3, Episode 16

But he's SAD.
The Big Bang Theory Season 5, Episode 15

Did you break out the SAD eyes?
The Big Bang Theory Season 12, Episode 7

That SAD sack from the karaoke tape?
Yeah.
Breaking Bad Season 4, Episode 8

You can't tell the sick
from the SAD. Mm.
The Big Bang Theory Season 7, Episode 22