Don't worry, it's another rib.
4 seconds sound clip from the A Chump at Oxford (1939) movie soundboard.
You can hear this line at 00:51:31 in the DVD version of the movie.
Quote context
[...]
- Evidently, some gentleman must have violated the ethics of the student body.
- And when that happens, oh! They're never satisfied until they've hounded the guilty one out.
- We'll cut their throats and take out their tongues. We'll chew them up like chewing gum.
- Look, they're pointing at us.
- Don't worry, it's another rib.
- Oh, no, sir. They never jest in a case like this.
- We'll send them back where they came from. Fee, fi, fo, fum...
[...]