...MacLaine, 90, writes: 'In 1962, at the famous celebration for John F Kennedy's 45th birthday at Madison Square Garden, Jimmy Durante and I performed for the president and the crowd, but what most people remember is Marilyn Monroe singing "Happy Birthday" to him.'Afterward there was a private party at Arthur Krim's home...'In the caption to a black and white photograph, in which both she and JFK are in the background, she writes: 'Jack Kennedy had just walked out of the bedroom behind me, and Bobby Kennedy had just walked in.'Marilyn was in the bedroom...'MacLaine also implies this wasn't the first...