Nicole Richie's Hair-Styling Tip: Does It Work? [2] The new issue of Glamour has a lovely photo shoot with Nicole Richie, but what really caught my eye was a quote from Nicole: "The best tip I ever got from a hair pro was to curl my hair with a flat iron." Say what? On second thought, I felt like I may have witnessed this backstage during Fashion Week, but not in the hands of a mere hair novice like myself.