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

Amid Blake Lively’s ongoing feud with Justin Baldoni, an ex-Gossip Girl crew member opened up about the former’s on-set behavior. Read on for the details!

Lively also wrote about the "painful" film industry in her heartfelt tribute to her former costarBlake Lively is encouraging others to "hold those you love" close in the wake of her Gossip Girl costar Michelle Trachtenberg's sudden death at age 39 on Feb.

Blake Lively is mourning the loss of her former Gossip Girl costar Michelle Trachtenberg after the actress’ death. “This is the first day I met Michelle. She was electricity,” the A Simple Favor star,

Trachtenberg starred in 28 episodes of “Gossip Girl” as Georgina Sparks, a recurring character and frenemy of Lively’s Serena van der Woodsen. Georgina, also a member of the Upper East Side’s high society, was notoriously rebellious and known for getting herself and those around her into trouble.

The “Buffy the Vampire Slayer” star was found dead in her New York City apartment on Wednesday after going into cardiac arrest.

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

Michelle Trachtenberg, known for her roles in Buffy The Vampire Slayer and Gossip Girl, was confirmed dead after emergency medical services arrived at One Columbus Place, New York on Wednesday

Gossip Girl alum Blake Lively has joined in the ongoing tributes for her co-star Michelle Trachtenberg, whose death was confirmed this morning. The actress was found unresponsive in her New York City home and pronounced dead at the age of 39.

"She was a kind person through and through," Lively says following Trachtenberg's tragic death at 39 The post Blake Lively Memorializes Her ‘Gossip Girl’ Co-Star Michelle Trachtenberg: ‘She Was Electricity’ appeared first on TheWrap.

Blake Lively is remembering the "fiercely loyal" Michelle Trachtenberg. Lively, who co-starred with Trachtenberg on "Gossip Girl", paid tribute to the actress in an emotional post on her Instagram ...