Alyson Hannigan
 

Alyson Lee Hannigan (born March 24, 1974)[1] is an American actress. She is best known for her roles as Willow Rosenberg in the television series Buffy the Vampire Slayer (1997–2003), Lily Aldrin on the CBS sitcom How I Met Your Mother (2005–2014) and Michelle Flaherty in the American Pie film series (1999–2012).[2]

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Alyson Hannigan - How I Met Your Mother - S05E24 (x1)
 

Alyson Hannigan - Instagram - GIF X1
 

Alyson Hannigan - Instagram - GIF X1
 

Alyson Hannigan - Instagram - GIF X1