Guests throw darts at balloons with paint inside. You keep the art. :) This is such a fun Idea. You choose the colors and the size to coordinate with your style - might be more enduring than having a fingerprint tree in your house forever.
Burlap and Lace Wedding Dessert Table - Kara's Party Ideas - The Place for All Things Party I have directions on how to make the Pom poms. Thought they were cute to hang from the ceiling if possible. I can help with the crafty stuff when we get there.