Why? You're being silly.
4 seconds sound clip from the The Seven Year Itch (1952) movie soundboard.
You can hear this line at 00:54:01 in the Blu-ray version of the movie.
Quote context
[...]
- What happened? I kind of lost track.
- I don't know. This is terrible. There's nothing I can say, except that I'm terribly sorry.
- Nothing like this ever happened to me before in all my life.
- Honest? Happens to me all the time.
- This is unforgivable. The only possible excuse is that I'm not quite myself tonight.
- So maybe it'd be better if you would just go.
- Please go. I must insist. Take your potato chips and go.
- All right, if you really want me to. Good night.
- Nice. You're not nice. You're crazy. That's what you are. You're running amok.
[...]