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)
Rat Pack find rooms, just to be part of the Rat Pack entertainment experience. The Rat Pack's appearances were of unprecedented value because the city would always become flooded with high rollers, wealthy gamblers who would routinely leave substantial fortunes in the casinos' coffers. The marquees of the hotels at which they were performing as individuals would read, for example, "DEAN MARTIN - MAYBE FRANK - MAYBE SAMMY" as seen on a Sands Hotel sign. Peter Lawford was a brother-in-law of President John F. Kennedy (dubbed "Brother-in-Lawford" by Sinatra), and Kennedy spent time with Sinatra and the others when he visited Las