
More Halloween candy?
The Big Bang Theory Season 5, Episode 7

You know, I used to throw
Halloween parties all the time
The Big Bang Theory Season 12, Episode 6

I dressed up as
him for Halloween.
The Big Bang Theory Season 5, Episode 21

You even went as Avatar
for Halloween.
The Big Bang Theory Season 11, Episode 9

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