Haylie Duff

Haylie Katherine Duff (born February 19, 1985) is and American actress, singer-songwriter, producer and food blogger who played Cousin Amy on three episodes of Lizzie McGuire. She is also the older sister of Hilary Duff. She played the singing voice of Isabella Parigi in The Lizzie McGuire Movie. She also guest starred on That's So Raven as Katina on the episode "He's Got the Power".