Continuity mistake: When Joe gets injured and he insists the back-up quarterback goes in, he takes his wristband with all the plays on it off, so it can be given to the back-up. When the back-up quarterback is shown running on the field, he does not have it on, but when they show the back-up on the field, he does have the plays wristband on.
Continuity mistake: When the Rebels offense are in the huddle at the start of the movie (right before Kingman runs it in for a TD) he calls the cadence as "on one". The snap comes on a two count.
Continuity mistake: In the scene where everything is being ground up in the blender, Joe puts Peyton's glass on top of her notebook. A few minutes later, when the blender's contents explode over everything, we see a shot of Joe dragging Peyton back over to her notebook. But instead of the glass still being on the notebook, it has moved onto the table.
Continuity mistake: In the last sequence in New York the sun is different in every shot.
Continuity mistake: While the rebels are playing against Denver, the sun changes between shots.
Continuity mistake: The amount of shake in Peyton's glass changes between Joe serving it and the blender exploding.
Continuity mistake: When the rebels win the championship, Kyra Sedgwick and the owner of the burger company are at one box of the stadium, but only few seconds later they are at the field with Joe.
Answer: The ballet was written for the movie.