You're a natural at this, Penny.
The Big Bang Theory Season 3, Episode 7
Are you suggesting
that if we let Penny stay...
The Big Bang Theory Season 1, Episode 7
I screwed things up
pretty good with Penny.
The Big Bang Theory Season 5, Episode 23
Look, when you wanted
Penny, you didn't care
The Big Bang Theory Season 12, Episode 20
Oh, hi. Uh, does Penny live here?
The Big Bang Theory Season 8, Episode 7