Angry Birds (video game) mainstream games out right now", "one of the great runaway hits of 2010", and "the largest mobile app success the world has seen so far". In "Angry Birds", the player controls a flock of multi-colored birds that are attempting to retrieve their eggs, which have been stolen by a group of hungry green pigs. In each stage of the gameplay, enemy pigs are sheltered by structures made of various materials such as wood, glass, and stone resembling children's toy building blocks. The objective of the game is to eliminate all the pigs on the level. Using a slingshot, players launch
Angry Birds (video game) Android in some nations. An update called "Bad Piggy Bank" enabled players to buy out the in-game ads. In October 2010, Microsoft suggested on one of its websites that a Windows Phone version of "Angry Birds" was in development. Rovio complained that Microsoft had not asked permission to make such a statement, noting that at that time it had not committed to design a Windows Phone version. Although Rovio asked Microsoft to revise its site to remove references to the game, a Windows Phone version was ultimately released in June 2011. Near the end of 2010, Rovio stated that it