"Little Big Girl" is the twelfth episode of the eighteenth season of the American animated television series The Simpsons. It originally aired on the Fox network in the United States on February 11, 2007. It was written by Don Payne, and directed by Raymond S. Persi. Natalie Portman guest starred as a new character, Darcy. The title is a play on the Dustin Hoffman movie Little Big Man. The last time the title was parodied was in season 11's "Little Big Mom."