Trivia: In the Fairy Godmother's workshop when Shrek dumps the cauldron of potion over the employees, two of them are transformed into Lumierre and Cogsworth from "Beauty and the Beast" (1991).
Trivia: The two old men near the end, talking about it being "old school" are voiced by Frank Thomas and Ollie Johnston, two Walt Disney animators who worked on such classics as Bambi and Cinderella.
Trivia: There is a party at J.D.'s school after the academic decathlon. Most of the students are wearing name tags. Sam's name tag says "Hello my name is Yoda." (00:21:50)
Trivia: The man that punches Phileas when he attempts to beg for money is the director Frank Coraci. (01:22:20)
Trivia: When Crichton talks to "Harvey" (Scorpius in his head) for the first time in the movie, Scorpius is dressed like Einstein. There is a blackboard with equations on it. One of them is "e = MC hammer". (00:21:30)