Biffy Clyro share video for "Mountains" shot for MTV Unplugged

Biffy Clyro's debut acoustic album, "MTV Unplugged: Live At Roundhouse London", is out this coming Friday and ramping up to it the band and MTV have shared the video for "Mountains" - which sounds even better performed in this setting.

You can pre-order the album on Biffy Clyro's website.