When you realize how wrong you are, use that.
8 seconds sound clip from the Ocean's 11 (1960) movie soundboard.
You can hear this line at 01:18:10 in the Blu-ray version of the movie.
Quote context
[...]
- I'd like to see her. And I'll bet your wife would, too.
- No, you don't understand. I'm all alone. Cross my heart.
- Take your hands off me or I'll call that cop.
- When you realize how wrong you are, use that.
- Hello.
- Mrs. Ocean? This is a friend. I'm calling from Las Vegas.
- I thought I was doing you a favor. Sorry I disturbed you.
[...]