Don't you be a smartass.
2 seconds sound clip from the Back to the Future Part II movie soundboard.
You can hear this line at 00:33:18.025 in the Blu-ray version of the movie.
Quote context
[...]
- Lord of the manor.-Hello. Hello.
- Hello.
- Yeah. That's better. Damned kids.
- Hey, Son. Watching a little TV for a change?
- All right. Just wait your turn.
- Grandma, when it's ready, could you just shove it in my mouth?
- Oh, great! The Atrocity Channel.
- Mmm.
- Oh, boy. Oh, boy. Mom, you sure can hydrate a pizza.
- I'm sorry. I missed that whole thing.
[...]