My Little Pony Friendship Is Magic #21

"Some of our favorite Ponyville residents, including Applejack, Rarity and Fluttershy, visit Manehattan to see Trixie's biggest magic trick yet: making the famous Ostlerheimer Diamond disappear! Only one thing goes wrong: the diamond disappears for real! All hoofs point to Trixie as the culprit, but not everything is as it seems in this magical Manehattan mystery! "