London. In the spirit of Orwellian dread, ex-Celebrity Big Brother housemate Germaine Greer chairs a book group comprising former Big Brother contestants to consider George Orwell 's novel 7984, 60 years after its publication. Plus, DJ Bishi on his blending of English, Bengali and Bulgarian music to the London Symphony Orchestra's Eclectica soundscapes project, and tightrope walker Philippe Petit discusses the new Sundance Film Festival-winning documentary Man on Wire, which deals with his 1974 walk between New York's Twin Towers.