Michelle Trachtenberg's death at 39, which definitely took the public by surprise. Celebrity tributes to Trachtenberg have been rolling in, and her Gossip Girl stars like Blake Lively and Chace Crawford (among others) have shared their love for her on social media.

Hollywood heartthrobs Ed Westwick and Chace Crawford paid heartfelt tributes to their 'Gossip Girl' co-star Michelle Trachtenberg, after her tragic

Michelle Trachtenberg's former co-stars from “Gossip Girl” and "Buffy the Vampire Slayer" paid tribute to the actress following her untimely passing on Wednesday.