Princess Diana's 'caring' dress sells for over $500K at auction The auction included many staple items in the late princess's famous wardrobe.

Kate Middleton and Princess Charlotte had a mother-daughter matching moment at Trooping the Colour. See their outfits for King Charles' birthday parade.

Princess Estelle of Sweden has taken on an unexpected role within the Swedish monarchy -- despite being just 13 years old.

Prince Carl Philip's younger sister, Princess Madeleine, attended the service with her husband, Christopher O'Neill, and their children - Princess Leonore, Prince Nicolas and Princess Adrienne.

Princess Estelle of Sweden, 13, is taking on the royal role of godparent to her baby cousin, Princess Ines. All about Sweden's future queen and Princess Ines' baptism.

Princess Eugenie forms alliance with Prince William ahead of monarchy switch-up — and distances herself from Prince Harry, Meghan Markle ...

Known for her tireless work ethic, Princess Anne invited 200-plus guests to Buckingham Palace and spent hours shaking hands with as many of them as she could, thanking them for their important work.

Meet “princess nails,” the low-maintenance manicure that everyone from Britain’s princesses to its cool girls are rocking this summer.

Marina is now an independent artist completely in control of her life and career, as evidenced by her new album 'Princess of Power.' ...

Marina (formerly Marina and the Diamonds) has revamped her sound into an arch, ABBA-esque take on Eurodisco with 'Princess of Power.' ...

The auction, "Princess Diana's Style & A Royal Collection," will take place June 26 in Beverly Hills, California.

King Princess appeared on The Late Show to showcase her new single, “RIP KP.” The evocative track is the first listen from the musician’s forthcoming third album, Girl Violence, out Sept. 12.