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

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

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

Michelle Trachtenberg, the actress who rose to fame as a child star with films like “Harriet the Spy” and went on to have ...

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

News of Michelle Trachtenberg's death prompted tributes from her friends and former "Buffy," "Harriet the Spy," and "Gossip ...

Michelle Trachtenberg's 'Gossip Girl' co-star Blake Lively posted a tribute to the actress after news of her death.

Michelle Trachtenberg's death Wednesday left her former co-stars like Rosie O'Donnell, Melissa Gilbert and Kenan Thompson ...

Blake Lively, Rosie O'Donnell and other Hollywood figures are paying tribute to Michelle Trachtenberg, who died at 39.

From Ed Westwick to David Boreanzaz, how the casts of Gossip Girl, Buffy, and more are paying tribute to Michelle ...