Hilary Duff was spotted in Los Angeles wearing Work Custom Jeans Xanadu Malibu shorts before she headed off to New York for the Tribeca Film Festival premiere of her new film “Stay Cool“. Next up, Duff will appear in an episode of Law & Order: Special Victims Unit and is the latest celebrity to join the Twitter force although she admits to being a bit challenged in the technology report. Speaking of Twitter – make sure to follow Denimology on Twitter!