Princess Charlotte of Cambridge
The duchess previously wore the Michael Kors look to Meghan Markle's wedding rehearsal.
The Duke of Cambridge said his daughter was "very excited."
George, Charlotte and Louis made an appearance too!
The 1-year-old was royally excited during the Trooping the Colour ceremony.
WHAT'S HAPPENING
Kate Middleton has previously called the young princess "Lottie."
Harry and Meghan opted for an artsy shot as the royal family released their holiday greetings.
Our first glimpse of the former Kate Middleton since she gave birth!
How cute is baby Louis?
Big sister Princess Charlotte made an appearance, too!