Alone for the holidays, Scootaloo is drawn into a strange adventure with Spike and the Doctor as cheer and goodwill disappear from Ponyville's residents. Can they uncover the cause and fix the problem in time to save Hearth's Warming?
The Doctor, Twilight, Rarity and Pinkie Pie visit their first alien world in the TARDIS; the planet of Qing, and meet its exotic inhabitants, the Quilin. But not everything in this near-perfect utopia is as it seems.