Pumpkin Cake and Pound Cake are a Pegasus and a Unicorn born to Earth Pony parents. Twilight Sparkle and Rarity think the little Unicorn needs a new name in the Old Tongue. Rainbow Dash and Fluttershy think the new Pegasus foal needs a sky name. Mister Cake takes exception to their meddling until Pinkie Pie reveals details of her heritage.