Dinosaur bands announce farewell tours all the time, but I’m inclined to take Black Sabbath at their word. Ozzy Osbourne, Tony Iommi, and Geezer Butler are without founding drummer Bill Ward on this final plunge into the void, but that’s only a small nit to pick when confronted with the LAST. CHANCE. EVER. to see one of the most revolutionary and influential bands of all time. Sabbath’s Brummie-inflected take on blues and boogie rock was like the earth cracking open, drenching us with molten heavy-metal lava. NED LANNAMANN Also read our story on Black Sabbath.