Frank Sinatra of the hotel and were blocked by the security guard, Sinatra and Sammy Davis, Jr. forced the hotel management to begin hiring black waiters and busboys. On January 27, 1961, Sinatra played a benefit show at Carnegie Hall for Martin Luther King, Jr. and led his fellow Rat Pack members and Reprise label mates in boycotting hotels and casinos that refused entry to black patrons and performers. According to his son, Frank Sinatra Jr., King sat weeping in the audience at one of his father's concerts in 1963 as Sinatra sang "Ol' Man River", a song from the musical "Show
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