Boyzone ex in court accused of nanny murder

A man and a woman have appeared in court charged with murder after a burned body of a French au pair was discovered in the garden of their £1.2 million south London home. Sabrina Kouider, 34, the ex-girlfriend of Boyzone star Mark Walton, appeared alongside Ouissem Medouin, 40, at Wimbledon Magistrates’ Court. Police were called to an address in Wimbledon Park Road on Wednesday and discovered the body of Sophie Lionnet, 21, a nanny who looked after Ms Kouider’s two…