Angry Birds 3 stars level 21-15 Walkthrough
By: Rovio Entertainment
This video walkthrough demonstrates how to beat 3 stars level 21-15 without any power ups. Uploaded on AngryBirdsNest official channel at January 3, 2013.
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3 stars level 21-15 Questions
Questions related to 3 stars level 21-15 of Angry Birds iPhone game.