Jennifer Love Hewitt (born February 21, 1979) is an American actress, producer and singer. Hewitt began her career as a child actress and singer, appearing in national television commercials before joining the cast of the Disney Channel series Kids Incorporated (1989–1991) as well as performing as a backup singer. She received her breakthrough role as Sarah Reeves Merrin on the Fox teen drama Party of Five (1995–1999) and rose to fame as a teen star for her role as Julie James in the horror film I Know What You Did Last Summer (1997) and its 1998 sequel, as well as Amanda Beckett in the teen comedy film Can't Hardly Wait (1998).