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LONDON, UNITED KINGDOM - AUGUST 4: Britain's Queen Elizabeth II (C) smiles at Queen Mother (L) with other members of the royal family on the occasion of the Queen Mother's 99th birthday at her London residence Clarence House, 04 August 1999. (R to L:) Princess Margaret, the younger sister of Britain's Queen Elizabeth II, Princess Anne, Prince Harry, Prince Charles, Prince Edward, Prince Andrew and others congregated for a family photograph celebrating the beginning of the well-loved royal's 100th year. (ELECTRONIC IMAGE) (Photo credit should read JONATHAN UTZ/AFP via Getty Images)