HUNGRY HUMAN HIPPOS Get some carpet dollies or champion scooter boards with handles and make this happen. You can use bungies or ropes to pull them back after they have collected as many balloons as possible.
one person puts shaving cream (or whip cream) on their face, people have to throw cheese balls at them and try get them to stick. could be played in teams. Team with the most cheese balls wins. Minute to win it