
because you no longer
wear UNDERPANTS.
The Big Bang Theory Season 5, Episode 4

let all the boys see
my UNDERPANTS.
The Big Bang Theory Season 5, Episode 1

I own nine pairs
of UNDERPANTS.
The Big Bang Theory Season 7, Episode 1

Instead of UNDERPANTS, I covered
my crotch with potato salad. Thoughts?
The Big Bang Theory Season 3, Episode 15

But I don't want to know
how many UNDERPANTS you own.
The Big Bang Theory Season 7, Episode 1