 The great advertising debate continues with advertising expert Christine Johnson and Dr. Nelson C. Armadengo. Author of Advertising is a Six-Letter Word. We'll begin with you, Doctor. Studies by my foundation for the birds has demonstrated there is a technique far more effective than printed broadcast. And that would be? Carrier pigeons, six of them especially trained for the task. How do they... An advertising message is wrapped to the pigeon's leg and the bird flies and flies and flies and flies. Yeah, I get the idea, Doctor. Two millions of target consumers. Then, when it arrives, the leg is gently lifted up, the pigeons, not the consumers, and the message is read instantly...