Mercy and Kirsteen share a very special moment with Laura, hearing her baby's heartbeat for the first time. Bumpology expert Linda Geddes helps bust some pregnancy myths. Jenny Carter, a specialist midwife from the pioneering Preterm Surveillance Clinic at Guys and St Thomas' hospital explains how they are using new technology to identify and help pregnant women at risk of going into labour early. And resident comedienne and mum to be Shappi Korshandi doesn't spare the gory details on pregnancy.