Well, of course. I was a customer.
3 seconds sound clip from the All Through the Night (1942) movie soundboard.
You can hear this line at 00:23:28.462 in the Blu-ray version of the movie.
Quote context
[...]
- Hi, uh... Nice kid. I met her at the junior prom.
- Now, what was it you wanted to talk to me about?
- Well, I don't know exactly how to begin this beguine.
- My old lady had a feeling that you might be able to tell me something about Miller's death.
- Said she and the neighbors used to see you down at the place quite often.
- Well, of course. I was a customer.
- I seem to remember you were saying this afternoon that it was something personal.
- Did I?
- Yeah.
- I can't remember anything I said. I was so upset.
- I'm sorry I bothered you, miss Hamilton.
- See, my old lady was pretty upset. The Millers were good friends of ours.
[...]