Queen Elizabeth II, Prince Charles, Prince William and Prince George appear in the picture that marks "the start of a new decade."
The two walked alongside their parents, the Duke and Duchess of Cambridge.
The card, which includes Prince George, Princess Charlotte and Prince Louis, even includes a motorcycle!
The Duke of Cambridge revealed what the little royal might get for Christmas — and it's probably not a Chelsea jersey.
The children of the Duke and Duchess of Cambridge are attending Thomas's Battersea together.
The duchess previously wore the Michael Kors look to Meghan Markle's wedding rehearsal.
The Duke of Cambridge said his daughter was "very excited."
The "Good Morning America" co-anchor issued her second apology for mocking the royal's dance lessons.
The "Good Morning America" co-host said she was sorry for her "insensitive comments."
The little royals were the cutest sailors at the regatta.
The Duke and Duchess of Sussex recently spent some time with their nephew, who just turned 6.
"Thank you everyone for all your lovely messages!" Kensington Palace responds.
George, Charlotte and Louis made an appearance too!
The 5-year-old royal also has another connection to Serena Williams.
The 1-year-old was royally excited during the Trooping the Colour ceremony.
Kate Middleton has previously called the young princess "Lottie."
Prince William recently revealed the fun fact.
Newlyweds Princess Eugenie and Jack Brooksbank didn't seem to mind.
His royal highness turns 6 on Monday.
Happy birthday to the future king!