Knock the pesky piggies away to get in and play with the angry birds stella telepods tree house playset game the angry birds stella toys capture all the fun of the popular online app just put your piggies on their perches and launch one of your 3 birds at them with the launcher the tree house doors pop open when the piggies fall from their perches and then you can move in with all your fun accessories after that its easy to take the game to your mobile device sold separately and unlock