Well, she got friendly down in the sand.
6 seconds sound clip from the Grease (1978) movie soundboard.
You can hear this line at 00:16:36 in the Blu-ray version of the movie.
Quote context
[...]
- We stayed out till ten o'clock.
- Summer fling don't mean a thing, but oh, those summer nights.
- Tell me more, tell me more, but you don't gotta brag.
- Tell me more, tell me more 'cause he sounds like a drag.
- He got friendly holdin' my hand.
- Well, she got friendly down in the sand.
- He was sweet, just turned eighteen.
- Well, she was good, you know what I mean.
- Summer heat. Boy and girl meet. But, oh, those summer nights.
- Tell me more, tell me more... How much dough did he spend?
[...]