It's moving.
3 seconds sound clip from the The Roaring Twenties (1939) movie soundboard.
You can hear this line at 00:55:46 in the DVD version of the movie.
Quote context
[...]
- I don't know why I should be glad to see you, but I am.
- So am I.
- Before you go through with this, you and me better have a talk. You're heading for trouble.
- Keep that stuff moving fast. We gotta get it all off before daylight.
- Let's you and me have a little drink.
- Maybe not, but it'll get into a lot better homes than we ever will.
- You don't have to be afraid of this stuff. This is the McCoy. I drink it.
[...]