One of my favorite books I've recently read (my review will be up soon) is Backstage Pass by Olivia Cunning.
It's the first book in a sexy rock-n-roll series and is available for free for a limited time. The second book is currently out so now's the perfect time to start from the beginning.
-For those with a Kindle go here
-For Nook users go here
-For Sony users go here