Big Bang Theory Quote
Penny: Okay, I'll just take the roof.
Leonard: Hey, if you wait for us to set up the time machine, I can drop you off at work, yesterday.
(Penny is not amused)
Leonard: Time travel jokes, never mind.
Sheldon: For what it's worth, I thought it was humorous.
(giggles)
Quote from S01E14 - The Nerdvana Annihilation