And they... They...
They don't wear UNDERWEAR.
The Big Bang Theory Season 9, Episode 11
a pair of old UNDERWEAR
fell out of my pant leg!
The Big Bang Theory Season 7, Episode 12
Telling me the baggie
in your UNDERWEAR drawer is potpourri.
The Big Bang Theory Season 4, Episode 9
You're wearing modern UNDERWEAR?
The Big Bang Theory Season 2, Episode 2
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