Nicole Blonsky (born November 9, 1988) is an American actress, singer, dancer, and Internet personality, who is best known for her breakthrough role as Tracy Turnblad in the film Hairspray (2007), for which she won a Critics' Choice Award and received a nomination for a Golden Globe Award and a Screen Actors Guild Award. She is also known for her starring role as Willamena Rader in the ABC Family series Huge (2010), for which she received a Teen Choice Award nomination.