Revealing mistake: During Jack's memories, when he is holding the antlers up to his head, Jack's sister's boot can be seen coming through the fabric of her dress.
Rise of the Guardians (2012)
1 revealing mistake
Directed by: Peter Ramsey
Starring: Alec Baldwin, Hugh Jackman, Chris Pine, Isla Fisher
Factual error: When the Guardians start collecting the teeth, the skylines indicate that their first destination is Shanghai, but the billboard that the Tooth Fairy flies into is in a heavily Japanese visual style, from font weight to outlines and pastel colors. (00:37:05)
North: He's up to something very bad. I feel it. In my belly.
Bunny: Hang on. Hang on. You mean to summon me here three days before Easter because of your belly?! If I did this three days before Christmas...
North: But Easter is not Christmas.
Bunny: Here we go. North, I don't have time for this. I still have 2,000,000 eggs to finish.
North: No matter how much you paint, it still egg.
More questions & answers from Rise of the Guardians
Answer: Jack is the guardian of fun. It's stated in the film.