And Wives — [s3e21] Ex-husbands

: After several failed attempts to reconcile, Chuck makes a grand gesture, telling Blair he will wait for her at the top of the Empire State Building . He issues an ultimatum: if she does not meet him, he will close his heart to her forever.

: As the truth comes to light, Jenny tips off William that the group is on to him. William manages to flee New York just as the police close in, but not before telling Serena he truly loves her and Lily. Romantic Arcs and Ultimatums

The episode focuses on the group's efforts to expose William van der Woodsen's true motives. While Serena remains fiercely loyal to her father, Rufus feels increasingly alienated from the family. [S3E21] Ex-Husbands and Wives

" Ex-Husbands and Wives " is the 21st episode of the third season of , which originally aired on May 10, 2010. The episode serves as the penultimate chapter of the season, escalating the tension surrounding the return of William van der Woodsen and the unraveling of his deceit. Primary Plot: The William van der Woodsen Conspiracy

: Chuck and Jenny team up to uncover the truth about Lily’s medication. They eventually enlist Blair, who uses a black-tie event to trap Dr. Holland—the neighbor William used to write fake prescriptions. : After several failed attempts to reconcile, Chuck

: It is discovered that Lily was not actually sick; William had been providing her with unnecessary medication to keep her dependent on him and to win her back from Rufus.

The episode features a major turning point for the series' core couples: William manages to flee New York just as

: In the aftermath of her father's departure, Serena finds comfort in Dan, leading to a moment of closeness between the two exes. Jenny Humphrey’s Descent