In this special edition of The Media Show, Amol Rajan charts the history of breakfast radio and finds out how it became one of the most competitive markets in media. Listen out for archive of some of your favourite breakfast presenters and hear the secrets behind today's hit shows.Amol is joined by Dave Berry from Absolute Radio, Jo Russell from Gem, Andy Parfitt, former BBC Radio 1 controller and David Lloyd, radio consultant and historian.Producer: Richard Hooper