Admit it, you have missed Balamory . With its cheery characters and rainbow of houses, the CBeebies show was a joy for kids and a guilty pleasure for the parents or grandparents. And at 5pm today, nursery teacher Miss Hoolie is back after a 21-year absence. Julie Wilson Nimmo , 54, reprising the role after 21 years, says: “Nostalgia is joy. It’s very timely. It feels like now it is needed more than ever.” Balamory attracted two million viewers a week in the UK and was also seen in Europe,