
...except everybody's wearing
the same COSTUME: Indian Guy.
The Big Bang Theory Season 4, Episode 7

He didn't remember me, because the last
time we met I was in a Halloween COSTUME.
The Big Bang Theory Season 2, Episode 14

in the top half of
a Chewbacca COSTUME.
The Big Bang Theory Season 5, Episode 7

What happens in COSTUME at Comic-Con
stays at Comic-Con.
The Big Bang Theory Season 2, Episode 2

Reminds me. I was thinking of wearing
my NASA jumpsuit as a COSTUME...
The Big Bang Theory Season 6, Episode 5