7" Undercover Bunny in Cupcake. In Britain, cupcakes are called "fairy cakes." In Australia, they're "patty cakes."In the world of Undercover agents, they're known as Bunnies who also look like a cupcake/fairy cake/patty cake! That’s because Bunny agents are so good at going undercover, can even wear baked goods. Don't blow its cover in the bakery window - those croissants aren't going to spy on themselves.