Blake Lively and Alyson Hannigan are among the former "Gossip Girl" and "Buffy" actors mourning the death of their one-time ...

Blake Lively on Wednesday shared a lengthy tribute to her “ Gossip Girl ” costar Michelle Trachtenberg, who was found dead in ...

Actor Sarah Michelle Gellar paid tribute to her “Buffy the Vampire Slayer” costar Michelle Trachtenberg on Thursday, a day ...

Sarah Michelle Gellar has paid tribute to her former Buffy The Vampire Slayer co-star Michelle Trachtenberg following her ...

Blake Lively, Sarah Michelle Gellar and others who worked with Michelle Trachtenberg remembered the “loving” and “electric” ...

Michelle Trachtenberg, famed for roles in Harriet the Spy and Buffy the Vampire Slayer, died at 39. Found unresponsive in her ...

Blake Lively paid tribute to her Gossip Girl costar Michelle Trachtenberg. Nbc / Noam Galai / NBC via , Jc Olivera / ...

Blake Lively, Chace Crawford, Ed Westwick, and more 'Gossip Girl' stars honored Michelle Trachtenberg amid her untimely death. Read their sweet tributes, here.

Trachtenberg’s death at 39 is not being treated as suspicious and police said a medical examiner will determine the cause of ...

Former “Gossip Girl” costar Blake Lively, who played Serena van der Woodsen, shared a touching post to her Instagram story. Lively shared a photo of the two of them filming an episode of the show and ...

The industry is mourning the unfortunate and untimely death of Michelle Trachtenberg. Read all the touching tributes.

Sarah Michelle Gellar has paid tribute to her Buffy the Vampire Slayer co-star Michelle Trachtenberg, who has died aged 39.