Do you have a Paypal account? If you do, or are happy to sign up, then you can get a Free £3 to spend on anything in the Google Play store to celebrate Google Play's 3rd birthday.
You just need to click on the link below, save the offer to your Paypal Wallet and then go to play.google.com* to claim your £3 off any purchase. If you aren't already with Paypal then you can sign up for free, again using the link below.
You could use this offer towards a film, music, apps, games or whatever else you like the look of in the Google Play store, and your credit will expire on 01/04/15. There are a limited quantity available, so you need to be quick to grab this free £3.
Thanks to BarmyBulldog @ HUKD