Hours after the actress was found unresponsive and pronounced dead at her New York City apartment Wednesday morning, her costar Chace Crawford, who played Nate Archibald on the CW show ...

But Michelle was nothing like her character and even this young ... Chace Crawford — who played Nate Archibald on “Gossip Girl” — shared a photo with Trachtenberg along with an emotional ...

The stars, who played Blair Waldorf and Lily van der Woodsen, chatted and hugged at Elie Saab’s March 8 fashion show ...

In the caption, she wrote, “I wanted to look like naughty #tinkerbell #throwback ... Chace Crawford, who played Nate Archibald in the hit series, took to social media to share his thoughts.

Her son, meanwhile, rocked a classic white button-down shirt with navy trousers and, like his mom ... who found breakout fame as Nate Archibald on the series, penned a sweet post about the ...

Trachtenberg captioned the post: ‘I wanted to look like naughty #tinkerbell # ... Their co-star Chace Crawford, who played Nate Archibald, added: ‘Michelle was one of a kind.

Here's a look at what former co-stars and more have ... who is known for his role as Nate Archibald in "Gossip Girl," remembered his co-star and called Trachtenberg "one of a kind." ...

The Gossip Girl family is mourning Michelle Trachtenberg. Chace Crawford, who played Nate Archibald on the CW show, posted a tribute to the late actress, who was found dead in her apartment Wednesday ...

Scroll down to take a look back at Trachtenberg's history with ... and Chace Crawford (who played Nate Archibald) for a post-Oscars party in February 2015. "So happy to see these beautiful people ...

Here's a look at what former co-stars and more have said about Trachtenberg ... "She struggled the last few years I wish I could have helped” Crawford, who is known for his role as Nate Archibald in ...

“Gossip Girl” star Blake Lively has paid tribute to her former co-star Michelle Trachtenberg, whose passing was confirmed earlier today. The actress, best known for her role as Georgina Sparks ...

“Michelle was one of a kind,” Chace Crawford, who played Nate Archibald, wrote via Instagram ... would be the one to take him down, and I was like, ‘I don’t know what this means ...