For the prestigious ceremony - which marks Queen Elizabeth II's 92nd birthday - was the ideal opportunity for the former actress to demonstrate her sartorial prowess and she didn't disappoint.
Britain's Prince Harry and his new wife Meghan Markle will visit Australia, Fiji, Tonga and New Zealand later this year on a tour that will coincide with the Sydney staging of the Invictus Games, Kensington Palace said.
In response, her husband took a moment to explain some of the key moments of the event.
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Harry and Meghan are following in the footsteps of Harry's parents in their first confirmed overseas tour.
QE2 and her crew busted out their best royal waves for the festivities, which included a Royal Air Force flyover, and a carriage parade of the whole family.
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Meghan appears to have an affinity for an off-the-shoulder style. Last week, it was Camilla's turn, at the 10th anniversary of the Medical Detection Dogs charity, of which Camilla is its patron.
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To achieve this long-held desire he has dramatically shifted in character from isolated angry strongman to worldwide statesman. "I am on a mission of peace and we're going to be carrying the hearts of millions of people from all", he said.
But the country bolthole will be around one and a half hours from London too, meaning they can always pop back home if they're needed. Though Philip accompanied them, the focus was very much on the royal women and their chemistry.
What is different about the Cheshire trip is the timing.
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The couple could be seen chatting as the event unfolded, and now, thanks to some lip readers, we know exactly what was said.
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Harry and Meghan married in May at Windsor Castle, Queen Elizabeth´s home to the west of London, in a show of British royal pomp and ceremony watched by millions of television viewers across the world.
And now, even as the newly-minted Duchess of Sussex, Markle is bending the boundaries with her sartorial choices.
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