After Coop hit the game-winning homerun in the Denslow Cup, the sparks from the lights rain down on Coop as he is rounding the bases.
When Coop makes 'a scary face' for a psych out the shot of him from behind with tentacles shooting out from the sides of his face is a direct reference to when Beeltejuice does this to prove he can be scary.
"Use the heart paddle things that George Clooney uses!" George Clooney plays a doctor in ER.
Coop does a Cartman impression as a psych-out. Also, he uses a Mr. Garrison voice in the locker room.
Mr. Chu recommends it to Richard
"You're excited? You should feel my nipples" - a line in both movies.
Stan and Kenny want their money back for seeing the Passion of the Christ. On the way to Mel Gibson, Stan says "This is just like that time we got our money back for BASEketball."
several verbal references
DVD cover shown.
Mentioned in dialogue
clips are featured to illustrate the best hospital scenes in movies
Clips of mistakes shown
Robert Vaughn's blackmailing of the heroes is a parody of his blackmailing of Richard Pryor in Superman III, including the phrase "play ball".
Trey and Mat did again the dying kid's last wish that didn't come true
Spoof in the dialogue