My Little Pony: Friendship is Magic - Season 4, Episode 10: Rainbow Falls
Trailer
The fourth season begins again through more powerful events, as the twilight is the brightest Unicorn in Equestria. On the other hand, there is more to life than to learning magic incisively. In the meantime, she continues to learn with friends Applejack, Rarity, Fluttershy, Rainbow Dash and Pinkie Pie. Perhaps in the end, there will be many challenges during their exciting adventures together, where they learn important lessons about friendship.
