FROZEN Once upon a time, there were two princesses named Anna and Elsa. They were sisters, and the best of friends. Elsa was born with magic ice powers, and the sisters loved building snowmen and playing on the ice Elsa made. One day, while playing, Elsa slipped and accidentally struck Anna in the head with her ice magic. She started to get very cold and weak, so their parents took her to the trolls, who had their own magic. The trolls removed the ice from Anna's head, but they had to take all memory of Elsa's magic with it. So Anna didn't remember what had happened, or that Elsa had magic at all. To protect Elsa's secret, the King and Queen closed the castle gates and limited the people who came inside. Elsa didn't want to hurt her sister again, so she...