In Plain Sight, Season 4

Mary:
[listening to federal prosecutor] Listen to him. We run the race, he takes the victory lap. How long have you know this ballbag anyway?

Stan:
Too long.

Marshall:
You two aren't related, are you? Inbred in-laws from feuding clans?

Mary:
Come on, you're killing me! Give it up, Stan.

Stan:
I slept with his...

Mary:
Mother? Sister? Say mother.

Stan:
Fiance.

Mary:
What?!

Marshall:
Whoa!

Mary:
Stanley, up top! [Mary and Marshall hold up their hands for a high five] Come on. No? [high fives Marshall]

Stan:
Ex-fiance. I mean, to be clear, she is now his ex-fiance, all right? And I had no idea they were involved when we got intimate. That's...

Mary:
Look at him. Just standing there. Like we're going to just leave it at that.

Marshall:
Adorable.