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
Wrecked (Buffy the Vampire Slayer) Wrecked (Buffy the Vampire Slayer) "Wrecked" is the 10th episode of season 6 of the television series "Buffy the Vampire Slayer". Tara and Dawn wake on the couch and find that neither Buffy nor Willow returned home the night before. Buffy wakes up naked with Spike to find that the building around them fell down as she remembers what they did. Spike tempts Buffy as she tries to leave and reminds her of everything they did the night before. He angers and disgusts her, but while she searches for her clothes Spike asks her to stay. Buffy appears on the