Alyson Hannigan

Co-starred as Julia Jones in "Date Movie," a parody on romantic comedies by Jason Friedberg and Aaron Seltzer

Returned to series TV as Lily, in the CBS sitcom "How I Met Your Mother"

Made West End debut, opposite Luke Perry, in a stage adaptation of "When Harry Met Sally..." at the Theatre Royal Haymarket

Married Jason Bigg's character in the summer comedy sequel, "American Wedding"

Reprised role for the sequel, "American Pie 2"

Played flautist Michelle Flaherty in the teen comedy, "American Pie"

Co-starred in the film "Dead Man on Campus"

Cast as Willow Rosenberg, Buffy's best friend, in "Buffy the Vampire Slayer" (WB, 1997–2001; UPN, 2001-2003)

Cast in two episodes of the short-lived ABC sitcom, "Almost Home"

Had a small role as the teenage sister in the NBC TV-movie, "Switched at Birth"

Made TV series debut as regular in the short-lived ABC sitcom "Free Spirit"

First major film role was in "My Stepmother Is an Alien"

Began auditioning for agents while visiting her father in Santa Barbara, CA

Moved to Los Angeles with her mother

Appeared in first commercial at age four years for Duncan Hines

Appeared in an industrial film for "Active Parenting" as a baby

Moved to Atlanta, GA after parents' divorce

Worked as a child model; featured in over 30 commercials and more than 100 print advertisements