While popstar Madonna is in Malawi trying to adopt another child,her ex-husband Guy Ritchie was seen celebrating the finalization of their divorce with his lawyer. The British director reportedly treated his family solicitor Helen Ward to a lavish dinner at Scott restaurant here,the Daily Mail online reported. The duo were seen entering Scott's at Mayfair at 8pm last night and did not emerge until after midnight. "This was Ritchie's thank you to Helen. They get on like a house on fire," a source said. Documents released online in New York show the couple's divorce which was agreed in London has now been rubber-stamped in the US,the newspaper said. The deal is said to have arrangements for the couple's two boys - Rocco,eight,and three-year-old David - to live with Madonna while Ritchie takes home somewhere between 30 million pound to 45 million. The 14 million pound of which would be in cash.