(DOORBELL RINGS)
The Big Bang Theory Season 2, Episode 1
[DOORBELL rings]
The Big Bang Theory Season 12, Episode 16
Oh, was that
a DOORBELL?
The Big Bang Theory Season 12, Episode 16
[DOORBELL rings]
The Big Bang Theory Season 12, Episode 16
(DOORBELL RINGS)
The Big Bang Theory Season 4, Episode 24