It was a nice and warm day in pony ville when Spike submitted a really special letter to Rarity. It was from Princess Celestia. She wanted a really massive and showy dress for Friendship Party. Rarity was so exited that she couldn't even make a draft about that dress. In the middle of ideas, Rarity drifts into madness, but it will help her come up with the perfect dress for the celebration. He just needs a little bit of materials ..