The duchess shared a never-before-seen photo of a newborn Lili—and a video that shows her and Harry busting a move in the delivery room—in honor of the princess’s big day.

The second child and first daughter of Prince Harry and Duchess Meghan turned another year older on Wednesday, June 4, and royal mom Meghan celebrated by posting never-before-seen photos of the young one.

The Duchess of Sussex has posted intimate family photos of Princess Lilibet to mark her fourth birthday. Meghan shared a black-and-white snap of her cuddling her daughter, who is sitting on her lap, with the pair both sporting windswept hair,