let all the boys see
my UNDERPANTS.
The Big Bang Theory Season 5, Episode 1
"Leonard will restrict video gaming
in UNDERPANTS to hours Penny is not home.
The Big Bang Theory Season 10, Episode 13
because you no longer
wear UNDERPANTS.
The Big Bang Theory Season 5, Episode 4
But I don't want to know
how many UNDERPANTS you own.
The Big Bang Theory Season 7, Episode 1
I own nine pairs
of UNDERPANTS.
The Big Bang Theory Season 7, Episode 1