Evidently, some gentleman must have violated the ethics of the student body.
6 seconds sound clip from the A Chump at Oxford (1939) movie soundboard.
You can hear this line at 00:51:07 in the DVD version of the movie.
Quote context
[...]
- Well, I knew a fella once that lost his memory and he's better now. You see...
- Fee, fi, fo, fum, we'll beat those Yankees like a drum.
- I wonder what this is all about.
- That's the student's chant of revenge, sir
- 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.
[...]