section_path: Career/2006–2010: Gossip Girl and other work
section_name: 2006–2010: Gossip Girl and other work
paragraph_text: 2006–2010: Gossip Girl and other work
  
  In April 2006, Trachtenberg guest-starred in the episode of House, " Safe ". She revealed on the December 22, 2006, episode of Late Night with Conan O'Brien that House was her favorite show, and that she was friends with one of the producers and had asked to be a guest star.
  
  In November 2006, Trachtenberg guest starred in season six of the crime drama Law & Order: Criminal Intent. In the episode " Weeping Willow ", she played the role of Willow, a kidnapped video blogger, likely based on lonelygirl15. Trachtenberg also appeared in the Fall Out Boy music video for " This Ain't a Scene, It's an Arms Race " and the Joaquin Phoenix -directed music video for "Tired of Being Sorry" by Ringside.
  
  In 2006, Trachtenberg starred in Black Christmas, the remake of the 1974 slasher. In 2007, she was cast as the female lead in an ABC comedy pilot called The Hill, based on the newspaper of the same name in Washington, D.C.
  
  Trachtenberg provided the voice of Tika Waylan for Dragonlance: Dragons of Autumn Twilight, a direct-to-video animated film based on the novel of the same name. She appeared on The CW hit show Gossip Girl, as Georgina Sparks, who recently left rehab and brings back the dark past Serena van der Woodsen desperately wants to leave behind. She returned to the show for a multiple-episode story arc towards the end of season two. Trachtenberg appeared in the season three finale and in season four. She also appeared several times in season five, and in almost every episode of season six, the show's final season. In 2009, Trachtenberg was a cast member on the NBC drama series Mercy, which lasted one season. She then returned to film, starring in the 2009 teen fantasy comedy 17 Again and had a small role in the comedy Cop Out (2010).
  
  In April 2006, Trachtenberg guest-starred in the episode of House, " Safe ". She revealed on the December 22, 2006, episode of Late Night with Conan O'Brien that House was her favorite show, and that she was friends with one of the producers and had asked to be a guest star.
  
  In November 2006, Trachtenberg guest starred in season six of the crime drama Law & Order: Criminal Intent. In the episode " Weeping Willow ", she played the role of Willow, a kidnapped video blogger, likely based on lonelygirl15. Trachtenberg also appeared in the Fall Out Boy music video for " This Ain't a Scene, It's an Arms Race " and the Joaquin Phoenix -directed music video for "Tired of Being Sorry" by Ringside.
  
  In 2006, Trachtenberg starred in Black Christmas, the remake of the 1974 slasher. In 2007, she was cast as the female lead in an ABC comedy pilot called The Hill, based on the newspaper of the same name in Washington, D.C.
  
  Trachtenberg provided the voice of Tika Waylan for Dragonlance: Dragons of Autumn Twilight, a direct-to-video animated film based on the novel of the same name. She appeared on The CW hit show Gossip Girl, as Georgina Sparks, who recently left rehab and brings back the dark past Serena van der Woodsen desperately wants to leave behind. She returned to the show for a multiple-episode story arc towards the end of season two. Trachtenberg appeared in the season three finale and in season four. She also appeared several times in season five, and in almost every episode of season six, the show's final season. In 2009, Trachtenberg was a cast member on the NBC drama series Mercy, which lasted one season. She then returned to film, starring in the 2009 teen fantasy comedy 17 Again and had a small role in the comedy Cop Out (2010).