Cross Rhodes
Dan discovers that a comedy group is performing excerpts from his book. Elsewhere, Blair attempts to salvage her friendship with Serena; and Ivy runs into the van der Woodsens as she heads out of town.

Father of the Bride
Blair has a bachelorette party; Nate teams up with someone unexpected to gain more info about Blair and Chuck’s car wreck; and Serena and Dan put on a charade of reigniting their relationship.

The End of the Affair?
Blair’s flashbacks reveal the fallout of her and Chuck’s car accident, which Nate realizes may have been caused by foul play. Meanwhile, Lily gets a private eye to locate Charlie; and Vera Wang makes an appearance at Blair’s bridal-dress fitting.

Riding in Town Cars With Boys
Lily hosts a bash so Charlie can make her formal debut in New York society, but Max puts Charlie’s upper-crust future in jeopardy. Elsewhere, Dan considers admitting his true feelings to Blair.

Rhodes to Perdition
CeCe’s family gathers for a Studio 54 party thrown in her honor. Elsewhere, Nate takes on bigger responsibilities at the Spectator, where his first lead story hits too close to home; and Blair seeks assistance from someone unexpected

All the Pretty Sources
Serena plans a wedding shower for Blair, complete with misleading info to keep Blair in the dark. Meanwhile, Chuck and Dan bond over not being on the shower guest list; and Nate and Serena are torn about giving Diana ammunition against Gossip Girl

The Big Sleep no More
Several of the gang attend a production of Sleep No More, an off-Broadway theater experience in which audience members wear masks. Meanwhile, Diana wants to use Serena to take down Gossip Girl; and Dan makes the rounds on his book tour.

I Am Number Nine
Blair has potential bridesmaids audition for the honor of being in her royal wedding. Meanwhile, Nate tries to make Diana jealous by getting close to Charlie; and Serena needs to secure the film rights to Dan’s novel, despite being angry at him

The Fasting and the Furious
Discord erupts in Louis’ family in the midst of a Yom Kippur celebration. Meanwhile, Serena’s friendship with Dan may become a casualty of her new job; and Diana wants Nate to be her hero when problems arise with the launch of her new publication.

Memoirs of an Invisible Dan
Dan comes clean about his book to his friends and family. Meanwhile, problems arise for Blair after Louis reads Dan’s book; and Diana uncovers some damaging info about one of Nate’s pals and finds a way to benefit from it.