Darren Aronofsky's Black Swan , starring Natalie Portman is scheduled to kick off the Venice Film Festival today (Wednesday). Quentin Tarantino, who will serve as jury president, told Reuters n his arrival, "There's a lot of really exciting movies, exciting directors. It's a fantastic line-up," he told Reuters on arrival. "I'm keen with anticipation. I've been on a few juries and I love it. It's a joy to me. But it's work. We're not here for vacation."