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Prince Michael of Kent, Princess Michael of Kent and Queen Elizbeth II watching the horseracing at the Derby meeting, at Epsom racecourse, in Epsom, Surrey, England, Great Britain, 1 June 1988. The Queen is wearing a yellow hat trimmed with white flowers, designed by milliner Frederick Fox. (Photo by Tim Graham Photo Library via Getty Images)

Prince Michael of Kent, Princess Michael of Kent and Queen Elizbeth II watching the horseracing at the Derby meeting, at Epsom racecourse, in Epsom, Surrey, England, Great Britain, 1 June 1988. The Queen is wearing a yellow hat trimmed with white flowers, designed by milliner Frederick Fox. (Photo by Tim Graham Photo Library via Getty Images)