Robert Louis Stevenson | Robert De Niro | Robert E. Lee | Robert Mugabe | Robert Redford | Robert Burns | Robert Bosch GmbH | Robert | Robert A. Heinlein | Robert Schumann | Robert Browning | Robert Rauschenberg | Robert Plant | Robert Altman | Robert Mitchum | Robert Frost | Robert Southey | Robert F. Kennedy | Robert Maxwell | Robert Graves | Robert E. Howard | Robert Fripp | Robert Fisk | Robert Rodriguez | Robert Motherwell | Robert Lowell | Robert Johnson | Robert Duvall | Robert Boyle | Robert Walpole |
He has performed with a wide variety of musicians and entertainers world wide, including but not limited to: Martha Raye, Robert Popwell, Cal Collins, Boots Randolph, Sally Fields, Joey Heatherton, Toni Tennille, Melissa Manchester, Jon Crosse, Dolly Parton, Harold Bradley, Anita Kerr Singers, Vincent Price, John Davidson, Peter Allen, Liza Minnelli and Lonnie Smith.