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

Kim Cattrall, Blake Lively, and numerous more celebrities are posting tributes for Michelle Trachtenberg after news broke ...

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

After the news of Michelle Trachtenberg's death, former co-stars and celeb friends like Kim Cattrall and Kenan Thompson paid ...

Blake Lively, Sarah Michelle Gellar and other Hollywood figures are paying tribute to Michelle Trachtenberg, who died at 39.

Kim Cattrall paid tribute to Michelle Trachtenberg following her death at age 39. "Rest in peace sweet Michelle 💔," Cattrall ...

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

Michelle Trachtenberg's sudden death is being felt ... Sex and The City alum, Kim Cattrall, also made a brief statement about Trachtenberg's death.

Following the heartbreaking news that the “Buffy the Vampire Slayer” star died Wednesday at the age of 39, friends and former colleagues took to social media to honor the late actress.

Rosie O'Donnell, who starred alongside Trachtenberg in Harriet the Spy, expressed her love for the star in a statement ...