"Gaslit" is the 75th episode of the CW television series, Gossip Girl, as well as the tenth episode of the show's fourth season. The episode was written by Robert Hull and Joshua Safran and directed by Tate Donovan. It aired on Monday, November 29, 2010 on the CW.Gaslit is the fourth Thanksgiving-themed episode of Gossip Girl and has received positive reviews from critics.