Biffy Clyro Convex, Concave Cover Guitar Jun 12, 2015 Blackened Sky, Cover, Cover Biffy Clyro, Cover Convex, Concave, this is another classic perfection!!! the tuning is normal Drop D have fun with it. Like 0 Thanks! You've already liked this « Biffy Clyro – Sounds Like Balloons Guitar Lesson! 100% Correct with TAB! » Biffy Clyro- Opposite cover
