They’ll always be the Summers sisters. Sarah Michelle Gellar and Michelle Trachtenberg became close friends while playing Buffy and Dawn Summers, respectively, on “Buffy the Vampire Slayer” — a tight bond that lasted until Trachtenberg’s tragic death at age 39.

Michelle Trachtenberg has died at the age of 39. Sources told The New York Post that the actress—well-known for primetime and daytime roles like Georgina Sparks on Gossip Girl, Dawn Summers on Buffy the Vampire Slayer, and Lily Montgomery on All My Children —was found deceased this morning in New York City.

Some sad news in the world of soaps. According to an ABC News report, All My Children (AMC) alum Michelle Trachtenberg, who played Lily Benton Montgomery, has died at 39 years old.Police sources note