Actor Melissa Gilbert, who acted alongside Trachtenberg in A Holiday for Love, honored the late star on Instagram by sharing ...

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

Blake Lively paid emotional tribute to Michelle Trachtenberg on Instagram, writing that she Gossip Girl actor was "fiercely ...

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 ...

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

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

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

Michelle Trachtenberg, the actor known for “Gossip Girl,” “Buffy the Vampire Slayer” and “Harriet the Spy” died Wednesday.

Blake Lively broke her social media silence on Wednesday to pay tribute to her late “Gossip Girl” co-star Michelle ...

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 Blake Lively, Rosie O'Donnell, Melissa Gilbert and ...