UNITED STATES - DECEMBER 01: HAPPY DAYS - "American Musical" 5/26/81 Anson Williams, Al Molinaro, Henry Winkler (Photo by Walt Disney Television via Getty Images Photo Archives/Walt Disney Television via Getty Images)
UNITED STATES - DECEMBER 01: HAPPY DAYS - "American Musical" 5/26/81 Anson Williams, Al Molinaro, Henry Winkler (Photo by Walt Disney Television via Getty Images Photo Archives/Walt Disney Television via Getty Images)