With her dying breath, Queen Chrysalis turned Twilight Sparkle into a changeling queen. And Twilight was instinctively forced to turn all of Ponyville into her changeling drones. Well, at least they can all pretend everything is normal long enough for Twilight to explain to Princess Celestia the whole thing in a controlled, civilized manners so they aren't all attacked by the royal guard on sight, right?
Takes place before the end of season 3.
Written by BrutalityInc and Alex Warlorn and Ardashir.