My Little Pony: Pinkie Pie and the Rockin' Ponypalooza Party!, also titled Pinkie Pie and the Rockin' Pony Party, by G. M. Berrow is the second book in a series of chapter books published by Little, Brown and Company and the second book in a series starring the main cast. In the story, Pinkie Pie tries to help save the Pie family rock farm by throwing a concert.