Sierra Boggess (born May 20, 1982) is an American theater actress. She is best known for originating the role of Christine Daae in the hugely anticipated world premiere of the Andrew Lloyd Webber musical "LoVE NeVER DiES," the sequel to the world's largest grossing entertainment venture ever, "The Phantom of the Opera," a role she played in Las Vegas, NV. She is also known for originating the role of Ariel in Disney's The Little Mermaid on Broadway.