We all know and love the Mane Six Twilight Sparkle, AppleJack, Rainbow Dash, Rarity, FlutterShy and Pinkie Pie. But what if there was another pony? What if that pony was Twilight's sister? Read more to find out about the adventures that awaits our seven ponies. Big Mac X OC Disclaimer: I do not own My Little Pony or the characters it belongs to Lauren Faust. I only own my OC also I don't own most of the pictures I use in my book.