When is an expert not an expert?

Q: When is an expert not an expert?
A: When he's the cab driver who delivered the expert waiting for his fare....

Here is a hilarious story of a TV interview with the expert Guy Kewney but instead they got the cab driver who'd bought him to the TV station. Read the full story, watch the video.

All I can say is what a class improv act - he could blag his way through anything after that performance. In fact he does even better than Bush who is actually supposed to know what he is misspeaking about. Give the man the job!