
If to the HAT you don
while wearing a nightshirt...
The Big Bang Theory Season 4, Episode 21

l ought to be wearing
a tinfoil HAT, you know?
Breaking Bad Season 4, Episode 7

THAT is not
a HAT! Oh!
The Big Bang Theory Season 12, Episode 7

Hold on to your
conductor's HAT.
The Big Bang Theory Season 7, Episode 15

Okay, do not wear this HAT.
The Big Bang Theory Season 12, Episode 10