FILE - In this Aug. 4, 1987 file photo, Britain's Diana, Princess of Wales, left, and Britain's Queen Elizabeth II smile to well-wishers outside Clarence House in London. The crowd wanted to wish Elizabeth, the Queen Mother, a happy 87th birthday. It has been 20 years since the death of Princess Diana in a car crash in Paris and the outpouring of grief that followed the death of the ‚Äúpeople‚Äôs princess.‚Äù (AP Photo/Martin Cleaver, File)