On March 15, 2025, Kalash literally set the Accor Arena on fire with an XXL concert, an electrified crowd, and prestigious guests, including Thierry Henry ! But beyond the musical show, another player made a strong impression: Project X Paris, which turned this event into a masterful PR stunt with a streetwear operation never seen before. A look back at an evening that will remain etched in the history of French rap and urban fashion.