COWDRAY PARK, ENGLAND - JULY 12: Lady Diana Spencer, wearing yellow dungarees with a floral blouse and red wedges, attends a polo match at Cowdray Park Polo Club on July 12, 1981 in Gloucestershire, United Kingdom. (Photo by Anwar Hussein/WireImage)
COWDRAY PARK, ENGLAND - JULY 12: Lady Diana Spencer, wearing yellow dungarees with a floral blouse and red wedges, attends a polo match at Cowdray Park Polo Club on July 12, 1981 in Gloucestershire, United Kingdom. (Photo by Anwar Hussein/WireImage)