Prince William, Prince Harry and Kate, Duchess of Cambridge would frequently appear at royal events together after Kate married William in 2011. But the royal trio grew in 2017 upon Harry's announcement that he was engaged to American actress Meghan Markle. Express.co.uk looks back at some of the most memorable outings of the 'Fab Four'.
Sandringham, 2017
Meghan Markle joined the Royal Family for her first-ever Christmas at Sandringham in Norfolk back in 2017. In a sweet family snap, Kate and Meghan can be seen curtseying alongside Harry and William outside the church.
Royal Foundation Forum, 2018
A few months before she married Harry, Meghan appeared alongside Kate, William and Harry for the Royal Foundation Forum in February 2018. Held in London, the forum ran under the theme of 'Making a Difference Together'.
Trooping the Colour, 2018
Harry, Meghan, Kate and William were present on the balcony of Buckingham Palace for Trooping the Colour 2018. The Queen's annual birthday parade usually sees several members of the Royal Family wave to the crowds from Buckingham Palace and watch the Red Arrows fly over the famous landmark.
Sandringham, 2018
Meghan and Kate were seen chatting on their way to St Mary Magdalene Church on Christmas Day morning 2018. All of the royals seemed to be full of festive cheer for the day as they greeted well-wishers in Norfolk.
Commonwealth Service, 2020
Just before the coronavirus lockdown, Prince Harry and Meghan Markle completed their final round of royal engagements in the UK. One of these engagements saw Harry and Meghan join William and Kate for the Commonwealth Day Service at Westminster Abbey alongside other royals.