The Duchess of Cambridge took the gorgeous look out of storage in the summer of 2016 for one of the Queen's famous garden parties at Buckingham Palace, though this time she wore a nude pump.
Queen Elizabeth II's Christening in 1926.
Louis will have six godparents, including close friends and family members of the royal couple.
In 2015, his sister Princess Charlotte was christened at St. Mary Magdalene Church in Sandringham, a royal estate near England's eastern coast. The original, retired in order to preserve it, was worn for all royal baptisms since 1841.
Proud grandfather the Prince of Wales and Duchess of Cornwall did attend, along with the Duke and Duchess of Sussex who walked hand-in-hand.More news: Joaquin Phoenix cast as Joker in stand-alone DC origin film
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Britain's Catherine, Duchess of Cambridge holds Britain's Prince Louis of Cambridge on their arrival for his christening service.
Princess Diana's favourite flower was the white rose - leading many to think Kate was making a subtle nod to her.
According to tradition, water from the River Jordan was used at the christening. Prince William formerly served as an RAF search-and-rescue pilot, while Prince Harry received helicopter training from the RAF during his time in the Army Air Corps.
The 33-year-old, who's expressed his desire to start a family on a number of occasions, sought counselling after 20 years of not processing his mother's death.
Harry Aubrey-Fletcher: He went to Ludgrove School and Eton with William and his father is the Lord Lieutenant of Buckinghamshire.
And finally, Middleton, is, as you'd expect, is a cousin of Kate's.