Andrew Lloyd Webber, who was among the close friends invited to Michael Winner's wedding, has paid tribute to him on Twitter.
Dearest @mrmichaelwinner. True originals come rarely in a lifetime. Madeleine and I will deeply miss you. ALW
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Butterflies and nerves of steel were behind the images shared and seen by millions across the globe.
The Duke and Duchess of Sussex thanked everyone who took part in the celebrations on Saturday, Kensington Palace said.
Established in 1913, the flower show has become one of the world’s biggest showcases for horticultural excellence.