Bad Piggies is a puzzle video game developed by Rovio Entertainment, and was its first spin-off to Angry Birds. The game launched on Android, iOS, Windows and Mac on September 27, 2012. It was released for BlackBerry 10 in October 2013 and for Windows Phone in April 2014.
You can earn stars by playing the game. In every stage you can earn three stars, but not by scoring as in angry birds.