Win one of 5 Angry Birds bags signed by Heikki Kovalainen

Formula 1 fans might remember the petrol-powered Angry Birds Heikki - a browser based, racing-themed version of Rovio's feather-flinging sensation.

Now, the folks behind this high-profile collaboration are giving you the opportunity to win one of 5 Angry Birds bags signed by none other than Heikki Kovalainen himself.

You don't have to beat any high scores or find any hidden objects to be eligible for this prize. All you need is a Facebook account and the ability to click a 'Like' button.

So, if you fancy getting your hands on one of these rare pieces of memorabilia, simply head over to Heikki Kovalainen's official Fan Page, and follow the on-screen instructions.

Good luck!