John Wilson presents a special edition live from the BBC's Maida Vale studios, reporting on their 75-year history of recording and broadcasting classical, pop and radiophonic music, and radio drama. Musician Jarvis Cocker, actor Bill Paterson and composer Anthony Payne discuss their work at Maida Vale; John speaks to artists taking part in the celebration, including Dame Kiri Te Kanawa, Corinne Bailey Rae, Jamie Cullum and former member of the BBC Radiophonic Workshop, Dick Mills.