Any girl who calls up a boy is just asking for trouble.
5 seconds sound clip from the Back to the Future movie soundboard.
You can hear this line at 00:15:39 in the Blu-ray version of the movie.
Quote context
[...]
- Hey, Marty. I'm not your answering service.
- While you were outside pouting over the car, Jennifer Parker called you twice.
- Any girl who calls up a boy is just asking for trouble.
- Oh, Mother, there's nothing wrong with calling a boy.
- I think it's terrible. Girls chasing boys.
- When I was your age, I never chased a boy or called a boy or sat in a parked car with a boy.
- Then how am I supposed to ever meet anybody?
[...]