By Laura Forsyth L’Oréal Paris is set to transform the heart of London with its largest-ever beauty event, The Worth It Experience, ahead of Paris Fashion Week. From Thursday, 19 September to Monday,23 September, Piccadilly Lights will host a celebration of beauty, empowerment, and self-worth, culminating in the live-streamed Le Défilé – Walk Your Worth runway show. On Monday, 23 September the Piccadilly Lights will beam the catwalk show live from Paris, with L’Oréal Paris brand ambassadors including Cara Delevingne, Viola Davis, Kendall Jenner, and UK ambassador Simone Ashley walking the runw…