You telling me STUFF
I already know
The Big Bang Theory Season 12, Episode 20
I know.
Powerful STUFF, huh?
The Big Bang Theory Season 7, Episode 17
so I've been sneaking STUFF
The Big Bang Theory Season 5, Episode 16
What happened to all your glow-
in-the-dark-emergency-exit STUFF
The Big Bang Theory Season 5, Episode 15
No, with them in his room,
doing STUFF.
The Big Bang Theory Season 12, Episode 3