December 19, 1977, Hollywood, California, USA: (L-R) Actors OLIVIA NEWTON JOHN, BOB HOPE and MARK HAMILL do a spoof on ''STAR WARS'' during the NBC Bob Hope 1977 Christmas Special. (Credit Image: © Courtesy NBC/Globe Photos/ZUMA Wire) Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/december-19-1977-hollywood-california-usa-l-r-actors-olivia-newton-john-bob-hope-and-mark-hamill-do-a-spoof-on-star-wars-during-the-nbc-bob-hope-1977-christmas-special-credit-image-courtesy-nbcglobe-photoszuma-wire-image477675372.htmlRM2JN3YPM–December 19, 1977, Hollywood, California, USA: (L-R) Actors OLIVIA NEWTON JOHN, BOB HOPE and MARK HAMILL do a spoof on ''STAR WARS'' during the NBC Bob Hope 1977 Christmas Special. (Credit Image: © Courtesy NBC/Globe Photos/ZUMA Wire) December 19, 1977, Hollywood, California, USA: (L-R) Actors BOB HOPE, OLIVIA NEWTON JOHN and MARK HAMILL do a spoof on ''STAR WARS'' during the NBC Bob Hope 1977 Christmas Special. (Credit Image: © Courtesy NBC/Globe Photos/ZUMA Wire) Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/december-19-1977-hollywood-california-usa-l-r-actors-bob-hope-olivia-newton-john-and-mark-hamill-do-a-spoof-on-star-wars-during-the-nbc-bob-hope-1977-christmas-special-credit-image-courtesy-nbcglobe-photoszuma-wire-image477675405.htmlRM2JN3YRW–December 19, 1977, Hollywood, California, USA: (L-R) Actors BOB HOPE, OLIVIA NEWTON JOHN and MARK HAMILL do a spoof on ''STAR WARS'' during the NBC Bob Hope 1977 Christmas Special. (Credit Image: © Courtesy NBC/Globe Photos/ZUMA Wire) December 19, 1977, Hollywood, California, USA: (L-R) Actors PERRY COMO, OLIVIA NEWTON JOHN, BOB HOPE and MARK HAMILL do a spoof on ''STAR WARS'' during the NBC Bob Hope 1977 Christmas Special. (Credit Image: © Courtesy NBC/Globe Photos/ZUMA Wire) Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/december-19-1977-hollywood-california-usa-l-r-actors-perry-como-olivia-newton-john-bob-hope-and-mark-hamill-do-a-spoof-on-star-wars-during-the-nbc-bob-hope-1977-christmas-special-credit-image-courtesy-nbcglobe-photoszuma-wire-image477675631.htmlRM2JN403Y–December 19, 1977, Hollywood, California, USA: (L-R) Actors PERRY COMO, OLIVIA NEWTON JOHN, BOB HOPE and MARK HAMILL do a spoof on ''STAR WARS'' during the NBC Bob Hope 1977 Christmas Special. (Credit Image: © Courtesy NBC/Globe Photos/ZUMA Wire)