Sarah Michelle Gellar, Taylor Momsen and Blake Lively are among those paying tribute to Michelle Trachtenberg, who died ...

Michelle Trachtenberg, best known for her iconic role in Gossip Girl,was in a long-term relationship with talent agent Jay ...

Michelle Trachtenberg’s family declined an autopsy of the Gossip Girl alum’s body. She was pronounced dead Feb. 26 after being discovered unresponsive in her New York apartment.