New iPhone 4 cases: Angry Birds was released by the British manufacturer Gear4

Angry Birds is the most popular games iOS, the total amount of over ten million times to download.

Gear4, a maker of iPhone accessories has introduced a new line of Angry Birds cases for the iPhone 4 with the first three versions of the case featuring the king pig, as well as the red and yellow birds.

Not much else is offered up by O2's holding page, though. All we know is that O2 will stock them, obviously, that Gear4 makes them, they're coming sometime this month (November) and that they will only fit iPhone 4s.

The Gear4 Angry Birds cases will cost around $25 plus shipping costs from the UK.