Nightingale – Demi Lovato (Cover) Nov 13, 2016 Cover, Cover Demi Lovato, Cover Nightingale, Cover Pop, Demi, Demi [Deluxe Edition], for my nightingale. Like 0 Thanks! You've already liked this « Yanni – Nightingale piano (Cover) by Joel » Nightingale (Yanni) Piano Cover