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Alyson hannigan

Alyson Lee Hannigan (born March 24, 1974) is an American actress. She is best known for her roles as Willow Rosenberg on the cult classic television series Buffy the Vampire Slayer, Michelle Flaherty in three American Pie films and Lily Aldrin on the CBS sitcom How I Met Your Mother.

Episodes Acted In:

Cbb.gif Big Trouble in Little Clerks 2

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