Look what happens to your son.
3 seconds sound clip from the Back to the Future Part II movie soundboard.
You can hear this line at 00:09:35.099 in the Blu-ray version of the movie.
Quote context
[...]
- Go in and order a Pepsi. Here's a 50. Then wait for a guy named Griff.
- Right. Griff's going to ask you about tonight.
- Okay.
- Then leave, come back here and wait for me.
- I don't get it. I thought you said this had something to do with my kids.
- Look what happens to your son.
- My son? God, he looks just like me.
- The justice system works swiftly in the future now that they've abolished all lawyers.
[...]