News of Michelle Trachtenberg's death prompted tributes from her friends and former "Buffy," "Harriet the Spy," and "Gossip ...

Blake Lively, Sarah Michelle Gellar, David Boreanaz, Ed Westwick, Kim Cattrall, Kenan Thompson, Melissa Joan Hart and more ...

Michelle Trachtenberg's cause of death was ruled "undetermined" by the Office of Chief Medical Examiner in New York City, Fox News Digital confirmed.

Gossip Girl' ran for six seasons and starred Blake Lively, Leighton Meester, Penn Badgley and Ed Westwick. Here's what the ...

Michelle Trachtenberg—best known for her roles on Gossip Girl, Buffy the Vampire Slayer and Harriet the Spy—was found dead in ...

Blake Lively remembered her “Gossip Girl” costar as a “deeply sensitive and good person.” ...

Friends and costars of Michelle Trachtenberg are remembering the actress with touching tributes after her passing on ...

From former co-stars to fans, tributes are pouring in following the death of Gossip Girl star Michelle Trachtenberg.

The heart touching tribute from the Gossip Girl cast as they reflect on the exceptional talent of their beloved co-star ...

Blake Lively has taken to Instagram to issue an emotional tribute to her Gossip Girl co-star Michelle Trachtenberg after she ...

Gossip Girl' alums Ed Westwick, Chace Crawford, Taylor Momsen, and Kevin Zegers paid tribute to Michelle Trachtenberg after ...

Blake Lively posted a picture with Michelle and penned a long note for her. She wrote, “This is the first day I met Michelle.