My Little Pony: Equestria Girls - Rainbow Rocks is a 2014 English-language Animation Adventure film written by Lauren Faust, Meghan Mccarthy and Bonnie Zacherle. The movie is directed by Jayson Thiessen and Ishi Rudell and produced by Devon Cody and Sarah Wall. Three mysterious girls show up at canterlot high and cause trouble. With the magic of friendship, they want to defeat the mysterious girls. My little pony: equestria girls - rainbow rocks stars Tara Strong, Ashleigh Ball, Andrea Libman, Tabitha St. Germain, Cathy Weseluck, Rebecca Shoichet and Eva Tavares. The motion picture is based on My Little Pony: Friendship Is Magic by Lauren Faust. The music was composed by William Anderson along with Daniel Ingram. Editing was done by Rachel Kenzie. The film has a running time of 71 minutes. It was released on 27th September 2014. The motion picture made a box office gross of $0 million. Distribution rights for the movie were acquired by Screenvision.