Kate Bosworth in RED Valentino at the launch for her new fashion app, Style Thief, in Los Angeles.

Actress Emma Watson in a Givenchy suit at the Vogue Foundation Gala in Paris.

Diane Kruger in a floral Honor dress after a taping for the Today Show in New York.

Cameron Diaz on the Tonight Show starring Jimmy Fallon in a Boy by Band of Outsiders suit and rag & bone grey tank.

Princess Charlotte Casiraghi of Monaco in a Gucci gown at the Vogue Foundation Gala in Paris.