Push Button (Photo credit: drip&ju)
The client: Turner Broadcasting System (TBS) Europe. Specifically, Turner Benelux.
The background: ‘To launch the high quality TV channel TNT in Belgium we placed a big red push button on an average Flemish square of an average Flemish town. A sign with the text "Push to add drama" invited people to use the button. And then we waited... “
The point: Was the promotion worth what was obviously a considerable effort? 30 million views so far, not even counting you. Plus those, like me, who are going to watch it again. So yeah, indeed a good idea.