Angry Birds Bad Piggies Level 21-3 Walkthrough
One strategy for Angry Birds Bad Piggies level 21-3 is to blast fling a Black bird into the top-left pile of stones, clearing out the way. Fire the next Black bird through the gap, clearing the glass structures on the right side. Finish off in the bottom-left, and make sure the bridge had fallen in the middle. The score in the video below is 118,400.
