They weren't the original bad boys of stage and screen, but they were the most famous: Frank Sinatra, Dean Martin, Sammy Davis Jr., Joey Bishop, Peter Lawford and so many hangers-on and wannabes, male and female. Revisit the '60s in this reissue of a classic LIFE special edition-the Rat Pack is in town. Among the highlights:A new introduction, commemorating what would have been Dean Martin's 100th birthdayInside the friendship between Sinatra and John F. Kennedy Jr.The birth of Vegas and how Sin City became the sensation it is todayRare and intimate photos from the great LIFE magazine photographer John Dominis