The cause of death for Michelle Trachtenberg, the “Gossip Girl” and “Buffy the Vampire Slayer” star, will remain undetermined ...

Blair Waldorf? Serena van der Woodsen? Let's be real, the best Upper East Side mean girl was always Georgina Sparks on Gossip ...

The actress' family have declined to have an autopsy performed after she was found unconscious and unresponsive in her ...

Sarah Michelle Gellar, Taylor Momsen and Blake Lively are among those paying tribute to Michelle Trachtenberg, who died ...

Following her family's decision to decline an autopsy, the cause of Gossip Girl star Michelle Trachtenberg's death remains ...

The late Michelle Trachtenberg was dating Jay Cohen at the time of death. Learn more about him below.

Former cast members of “Buffy the Vampire Slayer,” “Gossip Girl” and more are remembering their co-star Michelle Trachtenberg ...