Now, why don't you start your story with once upon a time...
5 seconds sound clip from the All Through the Night (1942) movie soundboard.
You can hear this line at 01:12:50.552 in the Blu-ray version of the movie.
Quote context
[...]
- Mr. Donahue tried to escape, but we managed to keep him. Good night.
- I'm telling you, you dope, don't let them get away with it!
- Now, why don't you start your story with once upon a time...
- Stop kidding around, will you, Forbes? I'm giving it to you straight.
- It's all down in that book I was telling you about.
- Oh, yes, the book. We mustn't forget the book.
- He's right, lieutenant. You've got to believe us.
- All I want to know is who killed Joe Denning?
- A goggle-eyed little rat named Pepi, and he's the guy that got Miller, too.
[...]