There are at least four different Sylvias who recorded under this name. 1. SYLVIA Robinson ('Pillow Talk') is the founder of Sugarhill Records and a 1970s R&B singer. 2. SYLVIA Kirby ('Drifter', 'Nobody') is a successful 1980s country singer. 3. SYLVIA Vrethammar is a popular vocalist from Sweden who made it big with an English version of 'Y Viva España'. 4. Sylvia is also a black/thrash metal band from somewhere around Portland, Oregon, United States.