He didn't find out until later was that opening day was something of a fiasco 15, 000 guests were invited, but those tickets were counterfeited and an estimated 30, 000 actually showed up.

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They didn't take a picture that day, but found a photo later taken about that time and decided to replicate it each decade.

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The Royal Household initially said on Wednesday it wouldn't comment on judicial matters, but later in the day announced that it was surprised that the judge -- who last year said in an order that there was insufficient evidence to name the princess as a suspect -- had changed his mind.

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"I have a pretty good understanding of why it happened, and I'll address that and make sure it doesn't happen again, " Mr. Murray said a day later.

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