In this week's episode of Feedback, former Labour Cabinet Minister Alan Johnson adds his voice to the listener comments on Radio 4's short podcast series Surviving Politics with Michael Gove. Radio 2 listeners share their tributes and memories of Johnnie Walker who signed off Sounds of the Seventies last weekend ,after 58 years of broadcasting. A Point of View's American election opinions has listeners offering their views. And Andrea talks to a Feedback listener who drove around in his car to hear the end of the The Food Programme's Eating on the Spectrum episode - which he says was broadcasting at it's best. Presenter: Andrea Catherwood Producer: Pauline Moore Executive Producer: David PrestA Whistledown Scotland production for BBC Radio 4