From the pages of Neil Gaiman's The Sandman. Pinkie Pie is Delirium, of the Endless.
Original art by myself, and this marvelously detailed color vector version is by
Dentist73548. Part of a series of 8.
My Little Pony: Friendship is Magic was created by
Lauren Faust and is owned by Hasbro. The Sandman was created by Neil Gaiman.