The Rat Pack (film) become a big success despite the breakup of his partnership with Jerry Lewis; Sinatra's career is at its peak; Sammy Davis, Jr., is making a comeback after a near fatal car crash, and standup comic Joey Bishop is gaining exposure as an opening act for the other three. The Pack becomes complete when Sinatra reconciles with actor Peter Lawford, who has been ostracized since being seen out publicly with Sinatra's ex-wife, Ava Gardner. Lawford has married Patricia Kennedy. Abandoning a notion to seduce Pat for his own amusement, Sinatra becomes more interested in her brother John F. Kennedy's political ambitions.
Rat Pack Vegas, during which members sometimes referred to the group as "the Jack Pack". Rat Pack members played a role in campaigning for Kennedy and the Democrats, appearing at the July 1960 Democratic National Convention in Los Angeles. Lawford had asked Sinatra if he would have Kennedy as a guest at his Palm Springs house in March 1962, and Sinatra went to great lengths (including the construction of a helipad) to accommodate the President. When Attorney General Robert F. Kennedy advised his brother to sever his ties to Sinatra because of the entertainer's association with Mafia figures such as Sam Giancana,