The Ponyville school is putting on this year's Hearth Warming play, and Diamond Tiara has given the Cutie Mark Crusaders their roles. Sweetie Belle seems happy enough working backstage, but Scootaloo doesn't like it one bit. She's no turkey! And who's ever heard of a Hearth's Warming turkey, anyway?
But as Pinkie Pie explains, the Hearth's Warming Turkey played a crucial role in the founding of Equestria - and rock farming.