Beat level 4-3 of the iOS version of Angry Birds Free with three stars! On January 5th, 2011, Rovio released a free version of Angry Birds for iPhone, iPod Touch and iPad users. Stuck? No problem: YouTube's FujiToast has pledged to post a three-star walkthrough for each of the game's levels. In this installment, we learn how to beat level 3 of theme 4.