Alyson Hannigan in a live action TV movie based on the Disney Channel cartoon "Kim Possible". Hannigan married her "Buffy the Vampire Slayer" and "Angel" co-star Alexis Denisof at Two Bunch Palms Resort in Desert Hot Springs, California, on October 11, 2003. The couple live in Encino, Los Angeles with their two daughters. Alyson Hannigan Alyson Lee Hannigan (born March 24, 1974) is an American actress and television presenter. She is best known for her roles as Willow Rosenberg on the television series "Buffy the Vampire Slayer" (1997–2003), Lily Aldrin on the sitcom "How I Met Your Mother" (2005–2014), and Michelle Flaherty
Surprise (Buffy the Vampire Slayer) the Judge, also played Luke in "Welcome to the Hellmouth". Both episodes were two-parters in which his character died in the second part. "Surprise" was the final episode to air on Monday nights on The WB. Together with "Innocence," the show transitioned from Mondays to Tuesdays as a lead-in for The WB's then newest debuting series "Dawson's Creek". Both "Buffy" and "Dawson's Creek" would go on to become two of the network's signature series. Surprise (Buffy the Vampire Slayer) "Surprise" is episode 13 of season two of the television series "Buffy the Vampire Slayer". It was written by Marti Noxon