My Little Pony: Equestria Girls: Sunset Shimmer's Time to Shine by Perdita Finn
Sunset Shimmer has changed a lot since she came from Equestria to Canterlot High. But when it comes to friendship, she still has a lot to learn. When she starts to study the magic of friendship, she ends up causing problems for all her friends! Can Twilight Sparkle and the others teach her what friendship is all about?