Following the Changeling Invasion of Canterlot, Twilight's friends, Princess Celestia and Shining Armor lament over how they failed to protect Canterlot from the Changelings as well for their behavior towards Twilight at the Wedding Rehearsal.
(A Matt11 fic, rewritten with permission) Scootaloo is turned back into a foal, and is taken care of by her adopted parents Fluttershy and Rainbow Dash. What sort of cute misadventures will occur?
When Sunset Shimmer steals Twilight's crown she ventures into a new world with humans who play card games. She then meets Yugi Moto and his friends. In order to win her crown back she must beat the best of best including Sunset Shimmer.
Luna and Octavia are busier than ever with the Grand Galloping Gala fast approaching. Both of them have a long night ahead of them, and if all goes well should meet the next morning for breakfast.