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)
Frat Pack DiCaprio, Tobey Maguire, Matt Damon, Ben Affleck, and Edward Norton who have done dramatic roles together. By 2005, "Entertainment Weekly" had dropped the "Slacker Pack" term and followed suit, referring to the aforementioned crop of actors as the "Frat Pack". The name is an allusion to the Rat Pack (and the later Brat Pack), combined with a reference to the group's popular fraternity-related film, "Old School," and the sophomoric style of humor employed in many of their films. Ben Stiller has decried the use of the term, saying, "I think the whole thing about the Frat Pack group is completely