gwen stefani – what you waiting for piano cover Jul 11, 2015 Cover, Cover Waiting, Waiting, another impro‘, not my best, I’m a bit hungover lol. Like 0 Thanks! You've already liked this « My Heart is Open – by WINSLET (cover of Adam Levine and Gwen Stefani) » Cool by Gwen Stefani – Daisy Cats [Cover]