13 Times Birthday Girl Rihanna Looked Like a Real-Life Princess

RiRi shined in a gold Christian Dior gown at the second annual Diamond Ball for Clara Lionel Foundation.

At the artwork reveal for her new album ANTI, the singer rocked a half-up hairstyle reminiscent of a tiara.

Just like Kate Middleton, Rihanna knows the power of a topper and let her printed coat take center stage.

At the Christian Dior show in Paris Fashion Week, Rihanna looked royal in a pink Dior haute couture cape and a stunning updo.

At the launch of her fragrance RiRi by Rihanna, the star proved she could wear off-the-shoulder gowns as well as any Disney princess.

Just like we'd do if we were royalty, Rihanna rocks a floor-length gown for dinner out.

Rihanna attended the Met Gala in a stunning Guo Pei gown with an extravagant train.

At the premiere of her animated film Home, Rihanna worked a princess-cut gown and a topknot like a true royal.

Bad girl RiRi proves she has a girly side with this bow-covered two-piece set.

Rihanna proved that white can make as much of an impact as any bold color.

Rihanna mastered the art of the monochrome look with this pastel pink suit and fur topper.

At a Fendi after party, RiRi rocked princess-pink coat.

Rihanna stole the show at the 2015 Grammy Awards when she wore an extravagant off-the-runway gown straight from Giambattista Valli Haute Couture's spring 2015 show.