Electric Proms: Mark Ronson

Mark Ronson talks about the special performance he is putting together for the BBC Electric Proms. He'll be joined by the BBC Concert Orchestra and Lily Allen, Paul Weller, Sean Lennon, Alex Greenwald, Daniel Merriweather, Santogold, Terry Hall of The Specials, Tim Burgess and Mark Collins of The Charlatans and Candie Payne.