One thing I think celebrities shy away from is exposing the reality that we're all the same. Somebody's not more important because they have a Bentley or a big house or a famous boyfriend or plastic surgery - we're all the same.
Over the last half century the television interview has given us some of TV's most heart-stopping and memorable moments. On the surface it is a simple format - two people sitting across from one another having a conversation. But underneath it is often a power struggle - a battle for the psychological advantage.