Rat Pack relations), Swifty Lazar (recording secretary and treasurer), Nathaniel Benchley (historian), David Niven, Katharine Hepburn, Spencer Tracy, George Cukor, Cary Grant, Rex Harrison, and Jimmy Van Heusen. In his autobiography "The Moon's a Balloon", David Niven confirms that the Rat Pack originally included him but neither Sammy Davis, Jr. nor Dean Martin. The 1960s version of the group included Frank Sinatra, Dean Martin, Sammy Davis Jr., Peter Lawford, and Joey Bishop. Marilyn Monroe, Angie Dickinson, Juliet Prowse, Buddy Greco, and Shirley MacLaine were often referred to as the "Rat Pack Mascots". The post-Bogart version of the group (Bogart died in 1957)
Frank Sinatra Jr. as his father's middle name was Albert – but was nonetheless known as Frank Jr. throughout his life. Sinatra Jr. hardly saw his father, who was constantly on the road, either performing or working in films. However, Sinatra recalled wanting to become a pianist and songwriter from his earliest days. Sinatra was kidnapped at the age of 19, on December 8, 1963, at Harrah's Lake Tahoe (room 417). He was released two days later after his father paid the $240,000 ransom demanded by the kidnappers (). Barry Keenan, Johnny Irwin, and Joe Amsler were soon captured, prosecuted for kidnapping, convicted,