The veteran actress, born in New York and raised in Brooklyn before moving to L.A., moved seamlessly from the big and small screens throughout her decades long career.

Nicholas Brendon, Alyson Hannigan, David Boreanaz, and others paid tribute to their former costar after her tragic passing on Feb. 26.

Michelle Trachtenberg—the film and television actor known for roles in Buffy The Vampire Slayer, Gossip Girl, Harriet The Spy, and Ice Princess—had died. Her death was confirmed by ABC News. The outlet reports that she had undergone a liver transplant recently and is believed to have died from natural causes. She was 39.