A four-part series looking at the self-confessed grumpiest group of people in Britain - 35-54-year-olds. Designer labels, fatty foods, automated call centres, body-piercing and speed bumps all come in for a sound dressing down from, among others, Bill Nighy, Bob Geldof, Rory McGrath, Arthur Smith, John Peel, Will Self and Rick Wakeman.

Danny Kelly on middle-aged angst: page 32