
Leslie Winkle is the fifth girl
I've ever had sex with.
The Big Bang Theory Season 2, Episode 16

Yeah, Leslie Winkle.
The answer to the question:
The Big Bang Theory Season 1, Episode 13

It's Leslie Winkle, Penny.
She belittles my research.
The Big Bang Theory Season 2, Episode 2

- What about Leslie Winkle?
- Oh, no.
The Big Bang Theory Season 2, Episode 2

Leslie Winkle. Ahem.
The Big Bang Theory Season 2, Episode 21