Blake Lively on Wednesday shared a lengthy tribute to her “ Gossip Girl ” costar Michelle Trachtenberg, who was found dead in ...

Sarah Michelle Gellar, Taylor Momsen and Blake Lively are among those paying tribute to Michelle Trachtenberg, who died ...

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

Blake Lively paid tribute to her Gossip Girl costar Michelle Trachtenberg. Yesterday, news emerged that the actor had died at ...

Gossip Girl star Blake Lively has shared a poignant tribute to her late co-star Michelle Trachtenberg, who passed away ...

Lively remembered Trachtenberg as someone who "laughed the fullest at someone's joke" and "faced authority head on when she ...

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

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

Michelle Trachtenberg, known for her memorable roles in Buffy the Vampire Slayer and Gossip Girl, tragically passed away on ...

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

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

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