It's awards season, and the case studies keep rolling in. This one, from Jung von Matt in Germany, for a campaign to get drivers to stop talking on their mobile phones, should do well among radio judges who enjoy simulated violence for the greater good.
The agency set up a stunt during a live radio show (not during a commercial break) in which a person called in to request a song—and admitted he was driving on the highway. Of course, from there, it doesn't end well.