In the campus garden scene, look behind to the stands. They don't have the most ordinary pictures on them.

In the beginning when they did the spoof of The Exorcist the tongue they used for the girl was the tongue they used for Linda Blair for The Exorcist. They borrowed it, and after filming the scene returned it.

On the directions to Kane Manor it says : 'If you had any brains you would take your ass home. But since you don't, head North 2 miles on Hades divide. You will pass Elm Street on your left. Whatever you do, keep moving. 6 miles to Kane Manor. If you reach Compton, lock your door, bend over, and kiss your ass goodbye.' On the map there are many locations in horror films named like Elm Street, Blair woods, Amityville and Camp Crystal Lake.