
Guys, let's remember that Sheldon
is still our friend and my ROOMMATE.
The Big Bang Theory Season 1, Episode 13

What about
the ROOMMATE agreement?
The Big Bang Theory Season 7, Episode 16

Amy, may I please have a moment of privacy
to speak with my ROOMMATE?
The Big Bang Theory Season 8, Episode 1

And when we signed the Roommate Agreement,
we made a deal.
The Big Bang Theory Season 9, Episode 21

at a quarterly Roommate Agreement meeting.
The Big Bang Theory Season 9, Episode 21