Amanda de Cadenet paid tribute to her late friend Michelle Trachtenberg following the news of her death on Wednesday, Feb. 26 ...

Michelle Trachtenberg's mom talked to her the night before she was found unresponsive in her New York City apartment, TMZ ...

Blake Lively, David Boreanaz, Ed Westwick, Kim Cattrall, Kenan Thompson, Melissa Joan Hart and more shared tributes to ...

Lively shared a photo of the day she met Trachtenberg, writing, "The world lost a deeply sensitive and good person" ...

The veteran actress, born in New York and raised in Brooklyn before moving to L.A., moved seamlessly from the big and small ...

Blake Lively took to her Instagram Stories Wednesday evening to share a lengthy tribute to her "Gossip Girl" costar Michelle ...

Trachtenberg starred as the cunning Georgina Sparks on the beloved CW series, appearing in each of the six seasons and ...

Blake Lively broke her social media silence on Wednesday to pay tribute to her late “Gossip Girl” co-star Michelle ...

Rosie O’Donnell paid tribute to her former co-star, Michelle Trachtenberg, who was found dead in her New York City apartment ...

Michelle Trachtenberg's co-stars and fellow celebrities are speaking out after the "Gossip Girl" and "Harriet the Spy" star ...

Hollywood is paying tribute to Michelle Trachtenberg. The actor who starred in 'Harriet the Spy,' 'Buffy the Vampire Slayer' ...

Michelle Trachtenberg, the actress known for 'Harriet the Spy,' as well as TV shows like 'Buffy the Vampire Slayer' and ...