Lacey Nicole Chabert (born September 30, 1982) is an American actress and voice actress. She first gained prominence as a child actress on television for her role as Claudia Salinger in the television drama Party of Five (1994–2000). She has also provided the voice of Eliza Thornberry in the animated series The Wild Thornberrys (1998–2004) and two feature films, and Meg Griffin during the first production season of the animated sitcom Family Guy. In film she has appeared in Lost in Space (1998), Not Another Teen Movie (2001), Daddy Day Care (2003), and as Gretchen Wieners in the film Mean Girls (2004).