Gigs in space: will musicians ever rock the final frontier?

Metallica has joined a long line of musicians, including Muse and Gabriella Cilmi, who say they want to play the first concert in space. Is it all just more hot air?So Metallica want to play the first gig in space. Well, of course they do. Join the back of the queue lads, behind Gabriella Cilmi and the bloke from Muse. Because when it comes to pop and the final frontier, it seems every man and his Laika fancies their chances. And why not? Playing in space is glamorous, it’s futuristic, and