Katherine Jenkins travels to the monastery on Caldey Island, just off the coast from the holiday resort of Tenby in west Wales, to sample monastic life in the 21st century. This monastery funds itself through its own businesses and small enterprises, and Katherine is guided around the monastery by Brother David, one of its longest-serving monks. Josie d'Arby meets the father-and-son duo behind the choir Angelicus Celtis, who were Britain's Got Talent semi-finalists. With hymns and songs from the beach at Tenby Harbour