Meghan Markle and Kate Middleton enjoy a double rendezvous with Prince Harry and Prince William

Double rancard!

Meghan Markle and Prince Harry joined Kate Middleton and Prince William at the Royal Foundation Dinner at Victoria House in London on Thursday night, where they listened to British singer music Tom Walker. "I had the absolute honor to play and meet the Duke and Duchess of Cambridge and the Duke and Duchess of Sussex for the Annual Dinner @kensingtonroyal #RoyalFoundation," the artist "Leave a Light On " tweeted. "Thanks to the talented @thatsingingbird from @wearefulleffect for joining me for my last song."

For this special occasion, a brilliant Duchess of Sussex was wearing Roland Mouret's $ 2,082 Aldrich flax blended midi dress, which is currently sold out on Net-a-Porter.

The royal evening gown of the Duchess of Cambridge Foundation is also out of stock on the site. On this occasion, Kate donned a bold and red Preen dress with asymmetrical neckline, which she previously wore at a Canadian reception in September 2016.

The double dinner of the royal fab four fours followed a day after their presence prince CharlesCelebration for the 70th Anniversary at Buckingham Palace Wednesday night. Before the party, Prince Charles was seen celebrating his special day with Camilla, the Duchess of Cornwall, at tea time in London.

"How do I feel? Older, older," Charles told the press upon his arrival at Spencer House. "I'm not sure, it's more like indigestion, a lot of happy returns are not quite the same as you get older."

To celebrate Charles' birthday this week, new portraits of royal families have been broadcast around the world. The photo function Prince George sitting on his grandfather's lap on a bench, while Princess Charlotte smiled next to Camila. Behind the wooden bench is Kate, holding little Prince Louis, alongside William, Harry and Meghan.

It is a very festive time for the royal family, who revealed last month that the Duke and Duchess of Cambridge were expecting their first child together. Meghan's pregnancy was announced just hours after the couple's arrival in Australia to begin their tour.

"Their Royal Highnesses, the Duke and Duchess of Sussex are very happy to announce that the Duchess of Sussex is expecting a baby in the spring of 2019," said the palace in a statement issued in mid-October. "Their Royal Highnesses have appreciated all the support they have received from people around the world since their wedding in May and are delighted to be able to share this happy news with the public."