Be sure to drink your Ovaltine.
6 seconds sound clip from the A Christmas Story (1983) movie soundboard.
You can hear this line at 00:50:49 in the Blu-ray version of the movie.
Quote context
[...]
- I was getting closer now. The tension was terrible. What was it?
- The fate of the planet may hang in the balance.
- I'll be right out, for crying out loud!
- Be sure to drink your Ovaltine.
- A crummy commercial? Son of a bitch.
- I went out to face the world again. Wiser.
- No. That's for tomorrow night.
[...]