
Oh, it's your brother's
Christmas letter.
The Big Bang Theory Season 11, Episode 11

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

...instead of a tedious
yearly Christmas letter.
The Big Bang Theory Season 3, Episode 17

Ooh! Looks like
Christmas came early.
The Big Bang Theory Season 12, Episode 7

Oh, thanks, it's Sally
from Nightmare Before Christmas.
The Big Bang Theory Season 8, Episode 8