Blake Lively is mourning her "fiercely loyal" and "brave" Gossip Girl costar Michelle Trachtenberg after her death at age 39.

Michelle Trachtenberg, a former child star who appeared in the 1996 “Harriet the Spy” hit movie and went on to co-star in two ...

Michelle Trachtenberg, the actress known for her roles in Buffy The Vampire Slayer and Gossip Girl, has died at the age of 39. The news was reported by the New York Post, with police confirming she ...

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

Blake Lively has remembered Michelle Trachtenberg as a "kind person through and through" following her death as she pays ...

The Gossip Girl alum Blake Lively has paid a touching tribute to her 'fiercely loyal' friend, Michelle Trachtenberg.

Michelle Trachtenberg, star of film and television projects like 'Gossip Girl' and 'EuroTrip,' has died at the age of 39, ...

Michelle Trachtenberg's mother, Lana, found Michelle 'unresponsive, lying on her back in bed' which prompted her to alert the ...

Gossip Girl' alums Ed Westwick, Chace Crawford, Taylor Momsen, and Kevin Zegers paid tribute to Michelle Trachtenberg after ...

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

Actress Michelle Trachtenberg, known for her roles in "Harriet the Spy" and "Gossip Girl," has died. She was 39.