You all know how Motley Crue and Def Leppard are performing at Fenway Park in August.

But did you know that there's going to be second show now, and this time Def Leppard will be closing out the concert.

Oh, and we've got tickets to give away to this August 26 show that will also feature Poison and Joan Jett and the Blackhearts.

So how can you win?

First, download our app. Once you've downloaded it, open the app, and on the main page of the app will be a button titled "Def Leppard." Click on that button, and you'll be taken to a page where you can enter to win.

Enter your number to get our mobile branded app

It's that easy, so what are you waiting for?

Remember, you can only enter if you have our app! One entry per person. Contest ends January 26.