Haylie Katherine Duff (born February 19, 1985) is an American actress, singer and songwriter, and the older sister of American singer and actress Hilary Duff. She is best known for her roles as Sandy Jameson in the television series 7th Heaven, Amy Sanders in Lizzie McGuire, Summer Wheatley in Napoleon Dynamite, and Annie Nelson in the made-for-television films Love Takes Wing along with its sequel Love Finds a Home.
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