
I meant the movie Halloween.
The Big Bang Theory Season 12, Episode 6

Although our current
Halloween customs
The Big Bang Theory Season 12, Episode 6

A time machine from a science-fiction show
has nothing to do with Halloween.
The Big Bang Theory Season 6, Episode 5

A Halloween party?
The Big Bang Theory Season 1, Episode 6

It was Halloween.
The Big Bang Theory Season 12, Episode 6