Collen tells Alternative Nation: "It reminds me of early Led Zeppelin - it's got a feel like that. I didn't really expect that. I thought it was going to be more subdued, a bit of groove and blues. But it turned into this other thing. It's got elements of Zeppelin, Def Leppard, STP, only it's this soulful, funky, rock thing."

He was particularly surprised by Robinson's contribution. "The Crusaders is a jazz group - but when I first met him he said, 'All I really want to play is double-kick metal.' Never judge a book by its cover." Read more - here.

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