I'm not that pristine.
5 seconds sound clip from the The Breakfast Club movie soundboard.
You can hear this line at 00:27:30 in the Blu-ray version of the movie.
Quote context
[...]
- Not at present, but I can see you really pushing maximum density.
- You see, I'm not sure if you know this, but there are two kinds of fat people...
- You see, you're gonna get married, you're gonna squeeze out a few puppies, and then...
- Oh. Obscene finger gestures from such a pristine girl.
- Are you a virgin? I'll bet you a million dollars that you are.
- Let's end the suspense. Is it going to be a white wedding?
- Have you ever kissed a boy on the mouth?
[...]