It happens all the time.
4 seconds sound clip from the A Nightmare on Elm Street movie soundboard.
You can hear this line at 00:32:30 in the Blu-ray version of the movie.
Quote context
[...]
- Seven, eight, gonna stay up late. Nine, 10, never sleep again (2)
- Nancy?
- Don't fall asleep in there. You could drown, you know.
- I've heated up some warm milk for you, honey.
- Nancy!
- Mom!
[...]