Just what could eco-campaigner pop star Ellie Goulding and the billionaire founder of Britain's fourth largest energy supplier have to discuss?
Maybe Ellie, who is a UN environment ambassador and keen advocate for green issues, was sharing some of her planet-saving advice with Stephen. Maybe Ellie, who is a UN environment ambassador and keen advocate for green issues, was sharing some of her planet-saving advice with Stephen Ellie is herself a renowned cat lover and once said one of the most romantic things art dealer ex-husband Caspar Jopling had done for her was building 'a cover for my cat litter tray'.