Snow began modeling at the age of three and a half in a print ad for Burdines. She had a popular role at age twelve as troubled teen Susan LeMay on the soap opera Guiding Light from 1998 to 2001. She is perhaps best known for playing Meg Pryor on NBC's American Dreams and Ariel Alderman, a neo-Nazi high school student on the third season of Nip/Tuck. In 2005, Snow appeared in The Pacifier with action star Vin Diesel. In 2006, Snow was in the film John Tucker Must Die and voiced Naminé in the video game Kingdom Hearts II as well as Shizuku Tsukishima in the Studio Ghibli film, "Whisper of the Heart." Snow more recently appeared in Hairspray, a film adaptation of the Broadway musical, playing Amber Von Tussle alongside James Marsden, Nikki Blonsky, Amanda Bynes, and Zac Efron. With her role in Hairspray, her musical side is shown in numerous numbers including a solo entitled, "The New Girl In Town", a song previously cut from the Broadway musical version. Snow played the lead role in