Alfie meets the Nail Bar Girls from Haverfordwest - can they trade their fake tan and fags for a pair of trainers and a sweaty T-shirt? He gets a tour of Ty-Gwyn school and meets the mums who are determined to get fit in order to cope with the demands of parenting children with special needs, and he joins a team of nurses on the ward at Royal Glamorgan Hospital - can they improve their diets and manage to fit running around shift work?