- That's actually my NAPKIN.
- Oh, this is a nightmare.
The Big Bang Theory Season 4, Episode 23
Yeah, he's writing it on
a NAPKIN like in the movies.
The Big Bang Theory Season 12, Episode 17
- Could you grab me another NAPKIN?
- Sure.
The Big Bang Theory Season 3, Episode 10
Oh, a NAPKIN.
The Big Bang Theory Season 2, Episode 11
Okay, all I'm giving you is the NAPKIN,
Sheldon.
The Big Bang Theory Season 2, Episode 11