And they... They...
They don't wear UNDERWEAR.
The Big Bang Theory Season 9, Episode 11
but we did find your UNDERWEAR
in a pot on the stove.
The Big Bang Theory Season 10, Episode 20
It's a good thing I'm not wearing flag UNDERWEAR
right now because there's about to be a fire.
The Big Bang Theory Season 8, Episode 3
He got his feelings hurt,
then he put UNDERWEAR on his head--
The Big Bang Theory Season 10, Episode 12
Go ahead, throw my UNDERWEAR
out the window, same thing's gonna happen.
The Big Bang Theory Season 10, Episode 19