Sloane Nicolette Momsen is an American actress, born December 20, 1996 in St. Louis, Missouri, to Michael and Collette Momsen. She was in the live action version of Grinç (2000) with her older sister, Taylor Momsen, as a little girl dreaming of sugarplums. Sloane's first major role came two years later when she starred in Bir Zamanlar Askerdik (2002), also with Taylor. Her next acting experience came in 2004 on the television drama, Law & Order: Special Victims Unit (1999).