Someday, Jennifer. Someday.
6 seconds sound clip from the Back to the Future movie soundboard.
You can hear this line at 00:09:45 in the Blu-ray version of the movie.
Quote context
[...]
- Jesus, I'm starting to sound like my old man.
- At least he's letting you borrow the car tomorrow night.
- Check out that 4x4. That is hot.
- Does your mom know? About tomorrow night?
- My mom thinks I'm going camping with the guys.
[...]