The ultimate metal and hard rock extravaganza – i.e. Ozzy Osbourne and Black Sabbath's final show, Back to the Beginning – is fast approaching. The July 5th mega-show will pit together some of the ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. Credit: Medios y Media/Getty Images; Dave Benett/Getty Images Like many guitarists before him, ...