You just have to pass the high school equivalency test.
5 seconds sound clip from the The Waterboy (1998) movie soundboard.
You can hear this line at 00:52:27 in the Blu-ray version of the movie.
Quote context
[...]
- Yeah, and you're deeply appreciated. Thank you so much. Bye-bye.
- The NCAA is gonna allow you to play in the Bourbon Bowl.
- Yes. (4)
- You just have to pass the high school equivalency test.
- One man said he wanted to decapitate me. Nobody else thought that to be too bad of an idea.
[...]