So you tell all the boys and girls to leave their doors unlocked tomorrow night.

5 seconds sound clip from the Santa Claus Is Comin' to Town (1970) movie soundboard.

You can hear this line at 00:30:09.137 in the Blu-ray version of the movie.

Quote context

[...]

- Oh, I'll know. I got ways of knowing. My personal friend, the Warlock taught me this. This here. I can see when they're sleeping and I know when they're awake.

- My goodness. You know if they're bad or good?

- Uh-huh. So you tell them to be good for goodness' sake.

- Oh, thank you, Kris.

- For what? For being so kind. For just being you.

- Golly!

- Now, about the toys, I'll have to kind of slip 'em in after dark when the Burgermeister is asleep.

- So you tell all the boys and girls to leave their doors unlocked tomorrow night.

- Well, Kris went back to the Kringles to get some more toys.

- And what do you think those crazy Kringles did? Yes, sir, they all moved in the whole winter, lock, stock and toy box.

- I guess they figured it made sense to move the source of supply close to the demand.

- I'm crowded. But at least I'm loved.

[...]