Actress Michelle Trachtenberg, famed for her roles in 'Buffy the Vampire Slayer' and 'Gossip Girl', has passed away at 39.

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

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

The world is no longer blessed with Michelle Trachtenberg’s vibrant spirit—she died at 39, but the legacy she leaves behind ...

Leading up to Michelle Trachtenberg’s tragic Feb. 26 death, the Gossip Girl alum underwent a liver transplant and may have been experiencing “complications,” police sources told ABC News.

Blake Lively is paying tribute to her late co-star. Michelle Trachtenberg, 39, died on Wednesday, leading many fans and celebrities alike to honor her memory, including many of her co-stars across ...

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

Trachtenberg rose to fame as a child star in the 1996 movie Harriet the Spy. She went on to join the cast of Buffy the Vampire Slayer as Sarah Michelle Gellar’s sister, Dawn, and was a fan favorite ...

Michelle Trachtenberg, the beloved actress known for her roles in Gossip Girl and Buffy the Vampire Slayer, has passed away ...

Michelle Trachtenberg's credits include performances in 'Harriet The Spy,' 'Mysterious Skin' & 'Buffy The Vampire Slayer' ...

Seeing your face from the hospital bed when we FaceTimed recently … your sweetness and humor were still alive,” Amanda de Cadenet wrote of Trachtenberg.

Michelle Trachtenberg, a former child star who appeared in the 1996 ''Harriet the Spy'' hit movie and went on to co-star in two buzzy millennial-era TV shows — ''Buffy the Vampire Slayer'' and ...