Kenan Thompson shared a touching tribute to his fellow Nickelodeon alum Michelle Trachtenberg, who died at age 39 on ...

Blake Lively, David Boreanaz, Ed Westwick, Kim Cattrall, Kenan Thompson, Melissa Joan Hart and more shared tributes to ...

Cast members from Buffy the Vampire Slayer, Gossip Girl and more paid tribute to the actress.

Following the heartbreaking news that the “Buffy the Vampire Slayer” star died Wednesday at the age of 39, friends and former colleagues took to social media to honor the late actress.

Michelle Trachtenberg's death Wednesday left her former co-stars like Blake Lively, Rosie O'Donnell, Melissa Gilbert and ...

Michelle Trachtenberg's co-stars and fellow celebrities are speaking out after the "Gossip Girl" and "Harriet the Spy" star ...

Kenan Thompson shared a sweet tribute to fellow Nickelodeon alum Michelle Trachtenberg, whose sudden death was announced on Feb. 26.

Thompson is one of several celebrities to pay tribute to Trachtenberg. Her Harriet the Spy costar Rosie O’Donnell (who also hosted the 1999 Kids’ Choice Awards) called her death “heartbreaking” in a ...

Comedian and former Nickelodeon child star Kenan Thompson shared a video on Instagram of the two of them on Nick, writing: ...

The late actress was best known for her roles as Georgina Sparks on the CW series and Dawn Summers on Buffy the Vampire ...

Before Kenan Thompson and Judd Apatow were household names — and Ben Stiller was still on the rise — they teamed up for ...