![Ask him for a napkin, I dare you.
Ask him for a napkin, I dare you.](data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=)
Ask him for a NAPKIN, I dare you.
The Big Bang Theory Season 1, Episode 2
![Can I just see
what he wrote on the napkin?
Can I just see
what he wrote on the napkin?](data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=)
Can I just see
what he wrote on the NAPKIN?
The Big Bang Theory Season 12, Episode 17
![The famous napkin
The famous napkin](data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=)
The famous NAPKIN
The Big Bang Theory Season 12, Episode 24
![Okay, all I'm giving you is the napkin,
Sheldon.
Okay, all I'm giving you is the napkin,
Sheldon.](data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=)
Okay, all I'm giving you is the NAPKIN,
Sheldon.
The Big Bang Theory Season 2, Episode 11
![to write it on a napkin
and slide it over to you?
to write it on a napkin
and slide it over to you?](data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=)
to write it on a NAPKIN
and slide it over to you?
The Big Bang Theory Season 12, Episode 17