How does it work? Put it on.
3 seconds sound clip from the The Seven Year Itch (1952) movie soundboard.
You can hear this line at 00:36:34 in the Blu-ray version of the movie.
Quote context
[...]
- Well, here you are. A big, tall martini.
- Thanks.
- Very good. Maybe it needs a little more sugar.
- Sugar? No, no. I would strongly advise against putting sugar in a martini.
- Well, you just have to take my word for it. No sugar in a martini, ever.
- That's funny. Back home they put sugar in martinis a lot.
- Hey! You've got air-conditioning!
- How does it work? Put it on.
- Sure. I've got air-conditioning in every room.
- Isn't the Kaufman place air-conditioned?
- Gee, no. It's just terrible up there. That's why I bought the electric fan.
- Whoo. This feels just elegant.
[...]