Demi Moore burst with Jacquemus confetti as she joined her fellow 2026 Cannes Film Festival jury members at Palais des Festivals for the first day of photo calls on Tuesday in Cannes, France. Demi Moore Earl Gibson III The Oscar-nominated “The Substance” star , who previously attended the Cannes Film Festival in 2024, opted for a playful dress courtesy of the French luxury fashion house’s fall 2026 ready-to-wear collection . The strapless dress, much like the rest of the collection, was evocative of the 1980s. A cream base fabric was the canvas for red, blue, black and yellow polka dots aplenty, with a belted waist for added silhouette definition to boot. You May Also Like Jacquemus fall 2026 Giovanni Giannoni/WWD The skirt of the dress was billowing up to the knees, where the look cinched again and then flared out for a short tulip-style skirt.…