Catherine, 44, wore a pretty black and white hat with a matching Self Portrait dress and heels, a bracelet that belonged to Princess Diana and a pair of earrings belonging to the late Queen Elizabeth.
William, 43, was dapper in morning dress, complete with a blue waistcoat and red tie.
Some 8,000 guests - many from charities the couple supports of people they have met during their roles as working royals - enjoyed tea and cakes on the lawn of the King's London residence in brilliant sunshine. Read more @ https://tinyurl.com/2vzv3mkh