And it was all because of sister-in-law Kate. - by Alex Lilly 29 Jun 2021 It's not long until Prince Harry is reunited with his brother Prince William as they unveil a statue in honour of Princess Diana. But royal aides were worried Harry would feel "outflanked" if Duchess Catherine attended as well. WATCH BELOW: Duchess Kate takes on Prince Harry and William in Royal relay To mark what would've been Diana's 60th birthday, a statue of the late royal is set to be installed in the Sunken Garden, one of Diana's favourite spots at Kensington Palace, where she lived up until her death in 1997.