Craig Brown: 'It's difficult to spoof boring people'

The longstanding Private Eye satirist on getting under Alan Sugar's skin, why Iain Duncan Smith can't be parodied, and his new book about the Beatles Craig Brown, 62, is an award-winning satirist, columnist and critic who has written the parodic diary in Private Eye since 1989. He's also the author of 18 books, including recent bestseller Ma'am Darling: 99 Glimpses of Princess Margaret. His new book is One Two Three Four: The Beatles in Time. How did your new book about the Beatles come about?I ...