The hotel has had many well-knowns under its roof throughout its history, including Charlie Chaplin, Ava Gardner, Liv Ullmann, Edward G. Robinson, Gregory Peck, Ray Bolger, John Wayne, Tony Bennett, Jack Benny, Katharine Hepburn, Spencer Tracy, Muhammad Ali, Vince Lombardi, Judy Garland, Sonny Werblin, Greer Garson, Harold Lloyd, Liberace, Burt Reynolds, Robert Montgomery, Cesar Romero, and many others. Due to the number of high-profile guests staying at the hotel at any one time, author Ward Morehouse III has referred to the Towers as a "kind of vertical Beverly Hills. On any one given night you might find Dinah Shore, Gregory Peck, Frank Sinatra Zsa Zsa Gabor staying there". Gabor married Conrad Hilton in 1941.