A little Princess celebrated her fourth birthday with a Frozen-themed party complete with an appearance by Elsa and a multi-tiered castle cake!

Just like her mom, Crown Princess Victoria, Estelle showed a keen interest in the Queen’s 360-year old coronation robe, and other contemporary regal implements used in the Baroque-era ruler’s ...

Sienna is wearing a pink flower crown and adorably putting both her hands over her ears. "Princess Sienna's 1st Birthday! 4.28.17," Ciara wrote. "Forever one of the best days of my life!