Facebook Blows A Whopper Of An Opportunity
http://www.techcrunch.com/2009/01/14/facebook-blows-a-whopper-of-an-opportunity/

Burger King does Facebook marketing wrong

In a unique marketing campaign to target the Internet era, BK is asking "What would you do for a free whopper?" In this case, delete 10 Facebook friends and receive a coupon. Your future ex-friends receive notification that you sacrificed them for a Whopper.

Burger King's innovative strategy to leverage Facebook for Social Media Marketing. A Facebook App that generates a coupon for free Burger King Whopper, when someone with FB profile deletes 10 friends from their profile...

Ouch...