 Howard Hughes permanently kept a bungalow at the hotel , however it was a secret whether he was on the premises or not . Often the only person who knew Hughes was at the Beverly Hills was the hotel 's chef . Hughes would awaken him in the middle of the night to prepare food for him . It has been alleged that several of the bungalows are haunted . Guests have reported hearing what is believed to be Harpo Marx playing the harp , and seeing an apparition of Sergei Rachmaninoff . 
