
from Nightmare Before Christmas.
The Big Bang Theory Season 10, Episode 7

so for Christmas I was
thinking of giving you...
The Big Bang Theory Season 7, Episode 11

You'll get a Christmas card for a couple
of years and then you're dead to me.
The Big Bang Theory Season 8, Episode 4

- Merry Christmas.
- Merry Christmas.
The Big Bang Theory Season 2, Episode 11

- I don't know. Because it's Christmas?
- Oh, Penny.
The Big Bang Theory Season 2, Episode 11