Biffy Clyro have, over the course of six studio records, become one of the UK's biggest and best rock bands.
Since gaining a following with their sublime debut Blackened Sky, they've forged their own, distinctive musical path, bringing in new fans with every turn.
To celebrate this year's Record Store Day, the band are reissuing their classic record Puzzle, with the album available for the first time on double vinyl, limited to 3,000 copies. Be sure to get your copy from an a participating record store near you on the day.
Meanwhile, test how much of a super fan you are by taking our quiz.