Granny Smith meets Derpy Hooves at the store. Somehow they go off on... Muffins...

Solarstar, a unicorn that helped Princess Celestia and Luna get magic, meets Twilight Sparkle. The only problem is, no one has ever seen her because she is a legend. She has many questions for this starry mare that may get out of hand because of her expanded knowledge of magic. Does Solarstar's knowledge harness enough power to take the throne of Celestia?