Why is it so satisfying to squash, snap, squeeze and splatter? You know, squashing a juicy grape, snapping a twig, squeezing ketchup out of a packet—perhaps with your fist—or splattering mud across a sidewalk. But all of these actions are child's play next to animators Laura Junger and Xaver Xylophon'sJoy of Destruction. The real joy of destruction is illustrated below—we're talking sawing ladies in half, exploding corn into popcorn with dynamite, burning cities, and rolling over statues with a...