There is more than one artist with this name: 1) Twiggy (born Lesley Hornby September 19, 1949) is an English supermodel, actress, and singer, now also known by her married name of Twiggy Lawson.
2) Twiggy is a Zoetermeer, The Netherlands based skate-core band.
3) Twiggy OR TWIGGY (uk) is an english sound engineer, most famous for mashing songs together. See: twiggy (uk)
4) Twiggy is a pop singer from Argentina. known for her song "Bajo La Luz de La Luna"