The glitzy charity bash at the five star Hotel du Cap-Eden-Roc is held every year to help support the global fight to end AIDS.
Among the best dressed in the crowd included Paris Hilton, Katy Perry, Orlando Bloom, Heidi Klum, Helen Mirren, Bella Hadid, Karlie Kloss, Rosie Huntington-Whiteley, Uma Thurman and Alessandra Ambrosio.
More photos below:
