Pinkie Pie offers to take care of the Cake's Twins but it is harder than she thought. It takes lots of work to babysit, especially if they're newborn.
201px-Pinkie Pie are you ready S2E13

The Baby Cakes are recently featured characters in My Little Pony. Their parents are Mrs and Mr. Carrot Cake. They all live in Sugarcube Corner, with Pinkie Pie too. One is a Pegasus and one unicorn because Mr.Carrot Cakes great great great great great grandparents was a unicorn and one Pegasus.