Biography extract: how Portillo inspired B'Stard

Mark Searby, the resident film critic on BBC Radios Northampton and Suffolk, has written a new biography about Rik Mayall, concentrating on his work and compiled from more than 30 interviews with the likes of Alexei Sayle, Nigel Planer, Laurence Marks & Maurice Gran and more. In this exclusive preview, he describes the genesis of Alan B'Stard, the anti-hero of The New Statesman.