Blake Lively is mourning her "fiercely loyal" and "brave" Gossip Girl costar Michelle Trachtenberg after her death at age 39.

Michelle Trachtenberg, star of film and television projects like 'Gossip Girl' and 'EuroTrip,' has died at the age of 39, ...

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

Michelle Trachtenberg captivated audiences from the moment she transformed into Georgina Sparks on Gossip Girl - and her ...

Georgina was played by the actress Michelle Trachtenberg, who was found dead at 39 in her Manhattan apartment on Wednesday.

Everything you need to know about Michelle Trachtenberg's iconic 'Gossip Girl' line that's become a viral audio on TikTok.

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

Michelle Trachtenberg, the actor best known for "Gossip Girl," "Ice Princess" and "Buffy the Vampire Slayer," died at age 39.

Police officers, responding to a 911 call, found her unresponsive in a Manhattan apartment on Wednesday morning, the ...

Michelle Trachtenberg was found in her New York City apartment, and the death is not believed to be suspicious, police said.

Blake Lively shared a heartfelt tribute on social media remembering 'Gossip Girl' co-star Michelle Trachtenberg's kindness and dedication to her craft ...

Blake Lively, who co-starred with Michelle Trachtenberg on the teen drama "Gossip Girl," paid tribute to the late actress on Wednesday.