Leighton Meester opened up for the first time about the death of her 'Gossip Girl' costar Michelle Trachtenberg: 'It's devastating.'

Leighton Meester is feeling the loss of Michelle Trachtenberg. The Gossip Girl alum, 39, opened up about her former costar's death for the first time while talking about the lifelong friendships she formed while starring on the hit TV show.

Leighton Meester has spoken out for the first time about the recent death of her Gossip Girl co-star Michelle Trachtenberg. In a cover story for Flaunt, Meester remembered Trachtenberg, who played Georgina Sparks on the hit CW show.