The supermodel and her celebrity guests were already in town for the annual Cannes Film Festival, and to celebrate her milestone birthday, she invited her famous friends onboard a private yacht.
R&B star Blige documented the party on Instagram.com, sharing a snap of herself alongside the birthday girl, adding the caption, "Happy Birthday @iamnaomicampbell!! Thank you for sharing this special day with us. What a beautiful party love you!!!"
Blige also posted another photo of her and Campbell, this time alongside DiCaprio, and wrote, "One of my favorite actors of all time and our generation @leonardodicaprio! Great people great party!"
Actor Adrien Brody was also in attendance, as well as young models Kendall Jenner and Gigi Hadid.