Schoolgirl goes to court over chastity ring By Jonathan Petre, Religion Correspondent, and Hazel Southam Last Updated: 3:52am BST 28/04/2007 A teenage girl banned from wearing a Christian chastity ring at school is taking her case to the High Court.Lydia Playfoot wanted to wear a silver ring that showed her commitment to remain a virgin until marriage. But her school refused permission on health and safety grounds and because the ring infringed its jewellery policy.The dispute echoes last year's row over whether a British Airways employee could wear a cross and that of Shabina Begum, a Muslim excluded...