Hmph. Einstein... If it wasn't for that bump on the head, he wouldn't know Einstein from a beer stein.
8 seconds sound clip from the A Chump at Oxford (1939) movie soundboard.
You can hear this line at 00:59:21 in the DVD version of the movie.
Quote context
[...]
- Incidentally, you may invite him to have lunch with me. I'm having pancakes.
- Thank you, Your Lordship, thank you.
- Er, by the way, er, Fatty... I've noticed lately that you're getting terribly sloven.
- Well, you don't seem to have the dignity becoming of a lackey.
- Er, no poise, you don't walk right, or something. Let me see. Er, pull in your stomach.
- That's better. Now, throw your shoulders back. That's right.
[...]