Every Nightmare Night, Applejack will always play a trick or two around the farm, to get the family in the mood for the one day holiday. In preparation for the days apple-related business however, the orchard doesn't want to play along...
Detective Duo Twilight Sparkle and Pinkie Pie must solve the case of a murder in the Canterlot Castle library at the time of a prestigious party hosted by Princess Celestia.