My Little Pony: Friendship Is Magic: Season 3, Episode 1

3 - 1: The Crystal Empire - Part 1

A magical empire has suddenly appeared in the arctic north of Equestria, and Princess Celestia needs Twilight Sparkle and her friends to find a way to protect it. While her friends try to keep the Crystal Ponies occupied at the Crystal Fair, Twilight Sparkle searches for the hidden Crystal Heart that is the key to keeping their empire safe from harm.