小马宝莉：留下印记第四季
内容简介：
Pipp wants to throw a music festival at the Lumi-Bloom fields, but Izzy warns her that loud noises might attract the troublemaking Troggles.
Pipp wants to throw a music festival at the Lumi-Bloom fields, but Izzy warns her that loud noises might attract the troublemaking Troggles.
