After Pinkie Pie learns one of her favorite holiday traditions is radically different over in Equestria, she invokes Ancient Pie Family Magicks (don't worry about it) to try and help Sunset get into the spirit of the season. Things predictably go horribly wrong, and the girls have yet another magical crisis to face - but with three of the usual gang missing, Pinkie Pie is the only one with the skills to send the creature packing.