About Alyson Hannigan:
Alyson Lee Hannigan 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).
I know quickly whether a guy is boyfriend material. If I can have a good time doing absolutely nothing with him, then that's boyfriend material for me. Like if we're able to have fun at a gas station. I've had some really good times at gas stations.Alyson Hannigan