Dean Martin man, Martin spent a lot of time with his family; as second wife Jeanne put it, prior to the couple's divorce, "He was home every night for dinner." As Martin's solo career grew, he and Frank Sinatra became friends. In the late 1950s and early 1960s, Martin and Sinatra, along with friends Joey Bishop, Peter Lawford, and Sammy Davis, Jr. formed the Rat Pack, so-called after an earlier group of social friends, the Holmby Hills Rat Pack centered on Humphrey Bogart and Lauren Bacall, of which Sinatra had been a member (The Martin-Sinatra-Davis-Lawford-Bishop group referred to themselves as "The Summit"
Sammy Davis Jr. Sinatra and Davis greeting each other with a kiss, one of the first black-white kisses in US television. Davis had a friendship with Elvis Presley in the late 1960s, as they both were top-draw acts in Vegas at the same time. Davis was in many ways just as reclusive during his hotel gigs as Elvis was, holding parties mainly in his penthouse suite which Elvis occasionally attended. Davis sang a version of Presley's song "In the Ghetto" and made a cameo appearance in Presley's concert film "". One year later, he made a cameo appearance in the James Bond film