The Big Bang Theory Season 4, Episode 24

Per our roommate agreement, kindly refrain from raucous laughter...

The Big Bang Theory Season 3, Episode 15

I've lived up to my commitments under the agreement.

The Big Bang Theory Season 2, Episode 18

That wasn't a part of our original agreement and I do not agree to it now.

The Big Bang Theory Season 2, Episode 6

I'm invoking the Skynet clause of our friendship agreement.

The Big Bang Theory Season 10, Episode 13

It's in our agreement, I have to laugh.