As a matter of fact, I may not go to bed at all till the family gets back in September.

9 seconds sound clip from the The Seven Year Itch (1952) movie soundboard.

You can hear this line at 00:57:12 in the Blu-ray version of the movie.

Quote context

[...]

- Why, that's impossible. This is our busy season. We're preparing our fall list.

- I'm very tense and upset. I'm on the verge of some kind of a nervous breakdown or something, and I thought if I could just get back with my wife...-

- How long have you been married?

- 7 years.

- Well, wait till you've been married as long as I have, and you'll be delighted to get rid of them for the summer.

- Now, take me. Shipped Mrs. Brady and the kids to Nantucket yesterday afternoon, and I haven't been to bed since.

- Drank bourbon, smoked cigars. Played poker with the boys till quarter of 9:00 this morning. Came directly to the office. Never felt better in my life.

- As a matter of fact, I may not go to bed at all till the family gets back in September.

- If I stay in New York alone, there's a very good chance that I will not live to see September.

- That's ridiculous. You're just a little lonely. But I can take care of you.

- Say, what about the two of us teaming up tonight, seeing if we can get lucky? And it doesn't have to be just poker either.

- We'll cut loose and have us a real hootenanny.

[...]