Well, it's supposed to be.
3 seconds sound clip from the Desk Set (1957) movie soundboard.
You can hear this line at 00:17:53 in the Blu-ray version of the movie.
Quote context
[...]
- What are they gonna think of me hanging around there? They'll think I'm a Peeping Tom.
- I don't care what they think.
- They work form me and they're very smart, but this is one thing I don't want them to know.
- All right, all right. They won't hear about it from me.
- You know something? This office of yours is bigger than the whole research department.
- I have another office just like it on the 31st floor. You want it?
- You don't care whether you impress people or not, do you?
- You wait until you get my bill. You'll be impressed.
[...]