He can't do that.

3 seconds sound clip from the Old School movie soundboard.

You can hear this line at 01:09:42 in the Blu-ray version of the movie.

Quote context

[...]

- I love you. Frank.

- Due to these Infractions, not only will your house be repossessed, but those of you who are students will be expelled from the university for your participation In a non-sanctioned fraternity.

- Please take a moment to allow this information to sink in.

- Good. Believe me, the actions taken by the student council have come as a great shock to me. But unfortunately, there's nothing I can do about It.

- Thank you for your time. Good luck, and God bless America.

- He can't do that.

- This guy's playing hardball. I got to say, I'm kind of impressed by him.

- Well, we're expelled.

- My life is over and I'm gonna wind up working at Red Lobster.

- You already work in Red Lobster.

- Yeah, but it's part time, dick.

[...]