They recently unveiled an exciting new royal collaboration.
And to celebrate announcing Charlotte Casiraghi as the face of their latest ad campaign, Gucci enlisted the help of some A-list friends and threw a swanky Parisian party.
Before the starry do, the Monagesque royal posed for the cameras with creative director Frida Giannini and Salma Hayek's husband Francois-Henri Pinault at a private cocktail soirée.
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They then glammed up, Charlotte oping for a halter-neck style black dress with gold embellishment.
The stylish pair also rubbed shoulders with LA stars Alicia Keys and Rosario Dawson.