Billionaire Sumner Redstone is back in circulation. With his divorce from second wife Paula Fortunato due to become final shortly, the 85-year-old Viacom chairman has been getting to know a fetching blond about six decades his junior. Redstone's rep, Carl Folta, confirms he's been seeing a bit of Malia Andelin, who used to work as a flight attendant on one of Viacom's jets.