Pinkie Pie and the Rockin' Ponypalooza Party!

My Little Pony: Pinkie Pie and the Rockin' Ponypalooza by G. M. Berrow is the first book in a series of chapter books published by Little, Brown and Company. Set after the events of Magical Mystery Cure, the story follows Twilight Sparkle as she comes to terms with her princesshood and learns of a magic spell to help her do so.