Other mistake: When Ponies are flying back home from North Pole, you can see Cotton Candy among them. as a pegasus.
My Little Pony: A Very Minty Christmas (2005)
1 other mistake
Directed by: Victor Dal Chele
Starring: Kelly Sheridan, Kathleen Barr, Tabitha St. Germain, Chiara Zanni
Continuity mistake: When Minty arrives at the North Pole in a balloon, she passes Santa's house twice.