Are you happy? If not, consult Mr Parker Pyne, 17 Richmond Street.’The above advert has appeared on countless occasions in the the personal column of The Times, courtesy of the hero of Agatha Christie’s numerous, romantically-inclined mysteries.Plump and bald, Christopher Pyne (although he is always referred to as J Parker Pyne) is a retired civil servant. Having worked as a government employee for 35 years, during which time he tirelessly compiled statistics, Pyne decides to set himself up as a ‘heart specialist’.Renting a London office and hiring the ferociously efficient Miss Felicity Lemon (who would go on to work for Mr Hercule Poirot!), Pyne sets about solving marital and romantic problems with the help of some extraordinary role-playing…For the first time, this volume sees all of Parker Pyne’s adventures, both at home and abroad, bound together in the stunning new Christie livery.