Rovio has sold millions of copies of the games in its Angry Birds series, turning a simple game into a thriving franchise. The company has released several variants of its original Angry Birds app, including Angry Birds Space, Angry Birds Rio, and Angry Birds Star Wars, among others. Today Rovio debuted its upcoming Angry Birds cartoon, titled "Angry Birds Toons." As described by the company, the cartoon is an animated series that takes place on Piggy Island.Angry Bir