Equipment
Muggers need thug clothing
Preparation
Muggers sag their pants to look like thugs
Action
NARRATOR: “Ladies and Gentlemen, a New York mugging.” a scout walks across stage, in front of campfire, whatever. playing the part of a New York citizen. Four or so scouts walk across going the opposite way and bump into the citizen. All keep walking off stage.
NARRATOR: “Lets see that in slow motion.” They all walk backwards to where they started. And walk like the first time only very slowly. When they meet in the middle the muggers pick the citizen up. He drops a wallet and maybe some change. The muggers put him down on his feet pick up the stuff and all walk off slowly.
Here’s an example