Other mistake: During the end credits when copyrighted images and clips are listed, The Suite Life of Zack and Cody ends up being misspelled. The credits spell Zack's name as Zach. (01:49:46)
Other mistake: When the cleaning crew is leaving Joe's apartment, you can see a green Oreck commercial vacuum. The handle is on backwards.
Other mistake: One football player shakes up a soda as a prank, but when he opens it (not knowing that this is the shaken soda), the amount of drink is not in proportion to what would actually come out of a soda that has been shaken.
Answer: The ballet was written for the movie.