剧情简介
The Starswirled Music Festival is finally here, and the Mane 7 are going to get their 'glamping' on! Sunset and Pinkie are the most excited to see their favorite band perform but when Equestrian Magic causes a 'Groundhog Day' inspired time loop to start, Sunset gets stuck reliving 'Festival Day 1' forever!电影《小马国女孩幕后现形记》都有哪些演员参演？
