Sarah Ferguson had a "schoolgirl crush" on John F. Kennedy Jr. back in the day - and didn't take no for an answer, despite his relationship status. "On a trip to New York, Fergie asked her staff to find out if John Kennedy Jr. - handsome son of the assassinated JFK - was in town," author Andrew Lownie writes in his upcoming book, Entitled: The Rise and Fall of the House of York, per an excerpt published by the Daily Mail. "Discovering where he was, she invited him for drinks or dinner at her hotel, which he accepted." According to Lownie, Ferguson, now 65, was informed that John Jr.