My Little Pony: Friendship is Magic #21
- Publisher: IDW
- Written By: Agnes Garbowska
- Art By: Agnes Garbowska, William Forster
- Language: English
- Digital Release Date: July 16th, 2014
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!