Biffy Clyro – Mountains (Acoustic Cover) by daveshank1987 Jun 12, 2015 Cover, Cover Biffy Clyro, Cover Hard Rock, Cover Mountains, Only Revolutions, Me covering Mountains by Biffy Clyro. Please comment and Rate!! Enjoy Like 0 Thanks! You've already liked this « Biffy Clyro – Umbrella » Biffy Clyro – 57 [Bass Cover]