Twiggy (born 19 September 1949) is an English supermodel, actress, and singer, now also known by her married name of Twiggy Lawson. A 1960s pop icon known for her big hair and stickam habits, she is regarded as one of the most famous models of all time. Twiggy went on to star in movies, and is currently a judge in the reality show, America's Next Top Model.