Award Shows May 15, 2015 Emma Stone Rocked a Prom-Inspired Dress at Cannes! Actress Emma Stone looked flawless as she attended the Cannes Film Festival for her new Woody Allen movie, “Irrational Man,” wearing a black lace Oscar de la Renta mini dress with ruffles. Waiting for your permission to load the Instagram Media. The Oscar-nominated actress swept her hair back in a messy twist updo, and completed the look with tan Christian Louboutin heels. [Credit: Getty Images] For more fashion from the Cannes Film Festival, click here! #CannesFilmFestival #EmmaStone #Fashion #TrendingStories More Julianne Moore and Naomi Watts Look Fab in Feathers at 2015 Cannes Film Festival Lupita Nyong’o Makes Grand Entrance at Cannes in Gucci Gown! Michelle Rodriguez went for a swim with Peter Brant II at the Eden Roc Hotel in Cannes.