Alyson Hannigan 1989, her first regular role on a TV series came when she was cast in the short-lived ABC sitcom "Free Spirit". As a teenager, Hannigan babysat for the children of her future "How I Met Your Mother" costar, Bob Saget. In 1997, Hannigan was cast to play Willow Rosenberg, Buffy Summers' best friend, on the television series "Buffy the Vampire Slayer". The show became a success, and Hannigan gained recognition, subsequently appearing in several films aimed at teenaged audiences, including "American Pie" (1999), "Boys and Girls" (2000), "American Pie 2" (2001), and "American Wedding" (2003). She also had a guest
Buffy the Vampire Slayer comics fill in the story line of Oz's character after he leaves the TV series, and the "Death of Buffy" comics clearly take place between Seasons 5 and 6 of the series. Starting in 2007, a new series of Buffy comics has been produced, also published by Dark Horse Comics. These are a canonical continuation of the television series and as such are considered "Buffy the Vampire Slayer Season Eight". One of the other comics considered canon is the 8-part series "Fray", since the main character, Melaka Fray, appears in "Season 8". "Buffy the Vampire Slayer Season Eight" takes place after