The actress played socialite Georgina Sparks on the hit CW series Michelle Trachtenberg’s Gossip Girl costars, Ed Westwick and Chace Crawford, are paying tribute to her after her sudden death at age 39.

Gossip Girl and Buffy The Vampire Slayer star Michelle Trachtenberg has tragically died at the age of 39 on Wednesday - with co-stars stepping forward to pay tribute to the actress

Gossip Girl alum Ed Westwick paid tribute to former costar Michelle Trachtenberg following her death at age 39. "So sad to hear of the passing of @michelletrachtenberg," Westwick, 37, wrote via his Instagram Story on Wednesday,