Angry Birds Friends

Angry Birds Friends (formerly Angry Birds Facebook) is a live-service puzzle video game developed and published by Rovio Entertainment. The game was originally an exclusive Facebook game called Angry Birds Facebook that was released on February 13, 2012 as the fourth game in the Angry Birds series, and was renamed to the current name on May 23, 2012. The Facebook version introduced power-ups to the Angry Birds game series. Android and iOS versions were released on May 2, 2013. On October 27, 2014, Rovio introduced a global league to allow users from around the world to play against each other.