Do you wanna build a curse? We do that all the tiiiiiiime.
Once Disney's animated feature Frozen skyrocketed in popularity, it was inevitable the characters would show up on ABC's Once Upon a Time. But they really didn't waste any time, revealing the back of "Elsa" in the Season 3 finale. Now just a few problems—they had to find someone to play her for a real and write her into the story.