Katy Perry: Firework Piano Cover II by OliverPianista Sep 8, 2016 Cover, Cover Firework, Cover Katy Perry, Cover Pop, Teenage Dream, Teenage Dream: The Complete Confection, Like 0 Thanks! You've already liked this « My Girl – The Temptations/Tiago Iorc Verso ( Fael – Cover ) » Trouble – Ray LaMontagne Cover (Fabien Rochat)