8.45 P.M. Realise there have been so many times in my life when have fantasised about going to a scan with Mark or Daniel: just not both at the same time.Before motherhood, before marriage, Bridget, with biological clock ticking very, very loudly, finds herself unexpectedly pregnant at the eleventh hour: a joyful pregnancy which is dominated, however, by a crucial but terribly awkward question – who is the father? Mark Darcy: honourable, decent, notable human rights lawyer? Or Daniel Cleaver: charming, witty, notable fuckwit?9.45 P.M. It’s like they’re two halves of the perfect man, who’ll spend the rest of their lives each wanting to outdo the other one. And now it’s all enacting itself in