Friends and costars of Michelle Trachtenberg are remembering the actress with touching tributes after her passing on Wednesday at the age of 39.

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

Blake Lively has shared an emotional tribute to her Gossip Girl co-star Michelle Trachtenberg following her death. It was ...

Michelle Trachtenberg's cause of death remains 'undetermined' after the 'Gossip Girl' and 'Buffy' star's family objected to ...

The British royal mourned the “Gossip Girl” alum who was found dead inside her New York City apartment Wednesday.

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” ...

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

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

Blake Lively, Sarah Michelle Gellar and other stars remembered Trachtenberg’s work ethic and friendship in social media posts ...

The pair starred in the beloved series in the early 2000s, where Trachtenberg played Dawn Summers, the sibling of Gellar's title character.

Michelle Trachtenberg's death at 39, which definitely took the public by surprise. Celebrity tributes to Trachtenberg have ...