My Little Pony Friendship Is Magic The Movie; Forte: The Father of The Dazzlings

A 2016 animated action adventure, full length movie on My little Pony FIM franchise.

Synopsis
It's true that the rainboom beaten the Dazzling of Saving canterlot. But an even greater menace lurking in the shadow---Forte Luster, a vicious horned siren and the long-awaiting returned father to the rival girl band. He carries out a plan to resurrect one of the 'heaviest of the heavy'. ) -->