The Duke and Duchess of Cambridge have hailed the Platinum Jubilee concert as a “fabulous and fitting tribute” to Queen Elizabeth. The 39-year-old prince and the 40-year-old duchess have taken to social media to thank everyone who was involved in making the star-studded concert such a memorable occasion. The couple – who have been married since 2011 – wrote on Twitter: “Tonight’s #PlatinumJubilee Party at the Palace was a fitting and fabulous tribute to Her Majesty. Well done to everyone involved! (sic)” The spectacular event featured performances from the likes of Diana Ross, George Ezra, Que…