KLUB Rockers, check this out. One of the biggest comebacks in rock & roll is the new album '13' from Black Sabbath. And now, with the tour to promote it, here comes your chance to live it up in sin city. Enter below to see Black Sabbath in Las Vegas – for free!

One winner will receive airfare for two, two tickets to the Sabbath's September 1 show at the MGM Grand, and two nights hotel accommodations – just long enough to rock out with the legendary metal forefathers and have the time of your life in Vegas.

Oh, and as if that weren't enough to ensure you'll have the time of your life – we're throwing in $500 to spend any way you want.

To enter the contest, get your All-Access Pass. But you really should do that anyway – sign-up is free, and qualifies you for tons of contests like this one, plus games, prizes, and exclusive content.