Free songs from Google Play including Rihanna, Green Day, The Whites Stripes, and more

Google Play is offering the tracks (above) for free today (to new subscribers in hopes to get you to use its services in the future). Google reminds you that you can import your iTunes library at no charge and that you open yourself to host of other offers by joining the Google Play team.

Artists in todays offer include Rihanna, David Guetta, Greenday, and more.