
Sorry, you're not
wearing a COSTUME.
The Big Bang Theory Season 12, Episode 6

So, did you see
Howard's COSTUME?
The Big Bang Theory Season 12, Episode 6

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

"Where's your COSTUME?
Why are you wearing work clothes?"
The Big Bang Theory Season 6, Episode 5

Penny is wearing the worst
Catwoman COSTUME I've ever seen.
The Big Bang Theory Season 1, Episode 6