Eleven-year-old Laura has cystic fibrosis and, unusually, the disease has affected her liver. She needs a liver transplant and Laura and her parents Sheila and Gerry must attend the hospital for the new donor organ to be tested. Three-year-old football fan Luke's heart is too small and after two operations has come in for life-saving surgery pioneered by leading heart specialist Bill Brawn. Last week 11-year-old Gemma had surgery to her skull to prevent brain damage, and this week the bandages come off.