Big Bang Theory Quote
Penny: (Sees Amy and Bernadette at a cafe) Son of a bitch! Bernadette isn't working late!
Sheldon: And Amy doesn't look sick.
Penny: Why would they lie to us?
Sheldon: I don't know.
(Knock-knock-knock)
Sheldon: Amy and Bernadette.
(knock-knock-knock)
Sheldon: Amy and Bernadette.
(knock-knock-knock)
Sheldon: Amy and Bernadette. Why would you lie to us?
Quote from S07E21 - The Anything Can Happen Recurrence