Know you? Why, I never saw you before in all my life.
5 seconds sound clip from the A Chump at Oxford (1939) movie soundboard.
You can hear this line at 00:55:54 in the DVD version of the movie.
Quote context
[...]
- I'm sorry but, er, we've never been introduced. Meredith, will you kindly officiate?
- Mr Hardy, meet Lord Paddington.
- How do you do? What is the nature of your business here?
- Why, Stan, don't you know me?
- Know you? Why, I never saw you before in all my life.
- Don't you remember? We used to sweep the streets together!
- How dare you! How dare you make such slurring remarks!
- Show this common person the egress and eject him forcibly.
[...]