Gaslit

"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. The episode deals with the gaslighting of Serena van der Woodsen as she copes with her supposed return to drug and alcohol abuse, the continued reluctance of Blair Waldorf to resume a troubled relationship with her former flame, Chuck Bass, and Jenny Humphrey's short-lived return to the Upper East Side as she and Vanessa Abrams face the consequences of working with Juliet Sharp in taking down Serena.