List of Gossip Girl episodes

It's the day after the Kiss on the Lips party and Blair tells Serena she finaly knows the reason she left for boarding school. Dan and Serena's newfound relationship is put in danager after the Bass bruch gets out of hand and Jenny takes a step further into Blair's elite inner circle.

Chuck discovers that Serena had been going to the Ostroff Center, and concludes that she is receiving treatment for drug abuse, although Eric is the one there for depression. Chuck reveals this to Blair, and she exposes this in front of the Ivy League representatives. Eric tells Blair about his condition, and Blair apologizes to Serena as they reconcile.

After Blair discovers that Serena unwittingly replaces her as the face of her mother Eleanor’s fashion line, the friends fight again. Chuck and Nate indulge in boys’ weekend, but Chuck has to rescue Nate from a high-stakes game of poker.

At Blair’s sleepover, Jenny gets involved in an intense game of truth or dare where she has to bring Eric out of the Ostroff Center. When Eric’s mother Lily learns that he is missing she turns to an old flame to find him and agrees to let Eric out of the center. Later Jenny is dared to shoplift and must think fast when the police come.

At Blair's masquerade ball, she sends Nate on a scavenger hunt but he unknowingly kisses Jenny thinking she is Serena, and confesses that he is not over Serena. Meanwhile, Lily invites Rufus to accompany her to Eleanor's event to make Bart jealous.

Blair is again devastated when Jenny reveals to her that Nate kissed her at the masked ball(thinking she was Serena); she breaks up with Nate after realizing he doesn't love her and after a visit to Chuck's club, Victrola, has sex with Chuck in his father's limousine. Jenny discovers that her mother Alison is sleeping with another man, so she goes upstate to fetch her. Nate confronts his father the Captain about his cocaine problem but the police arrest his father after they had a confrontation.

Still devastated on her relationship with Nate, Blair puts on a happy face for her 17th birthday party while trying to avoid Chuck. Jenny brings Alison (guest star Susan Misner) home but Rufus may not be ready to accept her. Nate disobeys his parents to salvage his relationship with Blair for their business deal with the Waldorfs.

Not knowing the complicated romantic histories of his parents and Lily, Dan invites the Van der Woodsens to Thanksgiving dinner. The Van der Woodsens were "un-invited" by Blair at the Waldorf dinner after Serena finds out about Blair's fling with Chuck. As their romantic history was revealed, Alison (guest star Susan Misner) and Rufus agree that they should avoid Lily, and the children discuss the awkward situation. Blair is devastated when she finds out her father would not come since he and Eleanor are getting a divorce, as Nate’s own family dinner deteriorates. Blair's eating disorder is revealed fully.

Serena’s plan on not attending the annual cotillion ball is sidetracked when her grandmother CeCe (guest star Caroline Lagerfelt) persuades her to attend; Nate sees Blair’s new buoyant attitude and entrusts Chuck to know the reason, in which he tells him that she is having an affair with St. Jude’s alumni Carter Baizen (guest star Sebastian Stan), whom he punches at the ball. This causes Blair to break up with Chuck and return to Nate and consummate their love with a passionate night. Meanwhile, Jenny attends the ball despite it being on the same night as Alison’s art gallery opening.

Blair’s father Harold (guest star John Shea) and his gay lover Roman (guest star William Abadie) arrive for the holidays, but she is not happy about it. Serena and Dan have sex.

Serena and Blair break into the school and throw a pool party and a student almost drowns. Serena admits to the principal that she is to blame and escapes expulsion after Bart donated to the school, but not before Nate finds the school key in Blair's drawer and thinking she broke into the school takes the fall for her which leads to a reconciliation. Nate tells Blair he loves her, causing Blair much distress. Though they work it all out in the end. Vanessa films Blair and Chuck talking about their affair, and Chuck and Blair vie for possession of the tape. Finally Vanessa gives the tape to Blair who immediately goes to Nate and tells him she also loves him.

Gossip Girl takes pleasure in reporting that Serena van der Woodsen (Blake Lively) was spotted buying pregnancy tests. Of course, on the Upper East Side, the truth is often even juicier and more scandalous than the gossip, and this time is no exception.

Having been recently dethroned as Queen Bee in the last episode by Gossip Girl, with an assist from scheming "little J" (Taylor Momsen), Blair (Leighton Meester) hesitantly returns to school with the support of her BFF, Serena (Blake Lively). Meanwhile, Serena struggles to adjust to her new living arrangements with her future step-brother, Chuck (Ed Westwick), while receiving disturbing packages from an unknown sender. Jenny's drive to be popular hits an all-new time high when she does something illegal to fit in with her new Upper East Side friends.

Serena's Upper East Side world is turned upside down when her former partner in all things bad, Georgina Sparks (guest star Michelle Trachtenberg), returns to Manhattan to stir up trouble and Serena's past. Jenny (Taylor Momsen) meets a new guy, Asher Hornsby (guest star Jesse Swenson), who just might be her ticket to permanent popularity. Finally, Blair (Leighton Meester) hatches a secret plan to sabotage her biggest rival, Nelly Yuki (guest star Yin Chang).

Georgina (guest star Trachtenberg) informs Serena (Blake Lively) that she is prepared to reveal damaging information from Serena's past, but no one is prepared for what Georgina does next. Blair (Leighton Meester) and Jenny (Taylor Momsen) escalate their "popularity war" by spreading scandalous rumors about each other through Gossip Girl.

As a result of Georgina (guest star Michelle Trachtenberg) revealing the true reason that Serena (Blake Lively) fled Manhattan for boarding school, Serena falls back into her old habits and Blair (Leighton Meester), Nate (Chace Crawford) and Chuck (Ed Westwick) must put their complicated feelings for each other aside to help their friend.

With her best friend Serena's (Blake Lively) life and reputation on the line, Blair (Leighton Meester) decides to take matters into her own hands in dealing with the manipulative and evil Georgina Sparks (guest star Michelle Trachtenberg). With Rufus (Matthew Settle) never far from her thoughts, Lily (Kelly Rutherford) prepares for her wedding day which is destined to be the Upper East Side's social event of the year.

As the summer draws to a close in the Hamptons, Serena and Nate have everyone fooled into thinking they are a couple to cover up the fact that Nate has been hooking up with a married older woman named Catherine (guest star Madchen Amick). Blair returns from abroad with a hot guy on her arm (guest star Patrick Heusinger), making a very jealous Chuck (Ed Westwick) question his decision to leave Blair stranded at the heliport. Dan has spent the summer assisting a famous author (guest star Jay McInerney). While interning for Eleanor Waldorf's company, Jenny sneaks an invite to a much-coveted Hamptons' White Party at which Eric introduces her to socialite Tinsley Mortimer.

Blair is over the moon that she is dating royalty and has every intention of becoming a royal herself, but a scheming Chuck has other plans for Blair and her new love, Marcus when he introduces Blair to Marcus' stepmother who happens to be Catherine. Meanwhile, Nate learns the downside to having an affair with Catherine when he keeps getting caught in his lies and learns his family has gone bankrupt due to his father jumping bail.

In a humorous twist, Blair questions the lack of passion in her relationship with Marcus, while at the same time Chuck appears to have lost his "passion" for any woman other than Blair. Meanwhile, Nate struggles between his feelings for Vanessa and his more-complicated-by-the-day relationship with Catherine. Jenny risks losing her internship when Eleanor catches Jenny critiquing one of the Eleanor Waldorf designs.

Blair and her minions decide to befriend the new girl Amanda (guest star Laura-Leigh) in order to sabotage her. Vanessa discovers a scandalous secret about Catherine and enlists Blair's scheming expertise to use the information to help Nate. Meanwhile, Lily finds herself drawn back to her ex, Rufus, once again.

In the midst of Fashion Week, a furious Blair learns that her mother, Eleanor, at the suggestion of her protege Jenny, has given Serena and her new socialite friend, Poppy Lifton (guest star Tamara Feldman), front row seats to the Eleanor Waldorf show. Hurt once again by Serena's popularity and her mother's betrayal, Blair decides to sabotage the show. Meanwhile, Dan starts hanging out with Chuck, but a walk on the dark side always has its risks and Dan learns that the hard way. Lily learns a secret that her new husband, Bart has been keeping from her.

After Blair and Serena get into a catfight, Serena decides to get even with Blair, who has always dreamed of attending Yale, by ditching her plans to visit Brown, and instead accepting the Dean of Yale's personal invitation to visit the school. After discovering that none of his recommendation letters for Yale were ever submitted, Dan frantically tries to figure out a way to salvage his chances of getting into the school. While on the Yale campus, Chuck is kidnapped by a group of Skull and Bones members and Nate hooks up with a co-ed.

Vanessa uses the scandalous picture of Catherine and Marcus to blackmail Blair into being a nicer person, so Blair seeks revenge by enticing Chuck to seduce Vanessa. Lily and Bart throw an extravagant housewarming party and expect their children to make them proud in front of the attending press, but a rebellious Serena isn't ready to play by their rules. Meanwhile, Dan and Jenny discover a big secret that Nate has been keeping from his friends.

Jenny befriends a young model, Agnes (guest star Willa Holland), who encourages Jenny to not only explore her wild side, but also confront her boss, Eleanor Waldorf, who is attempting to "borrow" Jenny's designs. Serena meets an artist, Aaron Rose (guest star John Patrick Amedori), and realizes they have an instant chemistry. Blair attempts to seduce Chuck, but it proves tougher than she ever imagined.

Serena invites Aaron to be her guest at a charity gala honoring Lily and Bart, but after discovering a secret that Aaron has been keeping from her she begins to question whether Aaron is the guy she thought he was. Hoping it will help her chances of getting into Yale, Blair naively agrees to babysit the 15-year-old daughter of a prominent Yale donor, but the teenager proves to be more than a handful and Blair begins to suspect that the evening may actually wind up hurting her chances of getting into the college of her dreams. Meanwhile, Jenny and Agnes plan a guerilla fashion show that will either launch Jenny's star or ruin her chances of ever being accepted by the industry.

Blair does not approve of the new man, Cyrus Rose (guest star Wallace Shawn), in her mother's life, so she makes it her mission to break up the lovebirds by any means necessary. Jenny moves in with Agnes as the friends move forward with their plans for a fashion line. Serena continues to fall for the new guy in her life, Aaron, but she learns something about him that threatens to end things just as they are getting really good. Dan decides to win the trust of Bart Bass in order to learn more about the man and possibly write an expose on him for Vanity Fair, but things get heated after Chuck finds out the real reason Dan is spending so much time around his family.

Thanksgiving in the Waldorf household finds Blair upset that her mom's new boyfriend, Cyrus, has decided to ruin all her favorite traditions, but that's nothing compared to what's coming next. Lily finds herself trying to broker a peace treaty between Rufus and Jenny who is prepared to cut off all communication with her father if she doesn't get her way. Serena isn't quite ready to come clean with Aaron about her complicated past, but Dan ends up accidentally revealing a few tidbits of his own. Vanessa and Chuck come to their friend's aid when Nate is once again forced to confront his father's abandonment. Finally, Eric discovers a secret that Bart has been keeping from Lily.

For the annual Snowflake Ball, Blair and Chuck make a bet that they can find the ideal dates for each other. Aaron's ex-girlfriend, Lexi (guest star Natalie Knepp), expresses an interest in Dan. Nate, Jenny and Vanessa get into a tangled situation that puts their friendships and hearts on the line.

A sudden and tragic event impacts the lives of our favorite Upper East Side teens and their parents.

With Chuck MIA since his father's funeral, Uncle Jack (guest star Desmond Harrington) arrives on the Upper East Side to help Chuck pick up the messy pieces, but first he has to find him. Trying her best to forget her last painful exchange with Chuck, Blair focuses her attention on being accepted into the most prestigious ladies club in the city, Colony Club. Jenny returns to Constance Billard and immediately takes on Penelope and her posse of mean girls, but no one is going down without a valiant Gossip Girl-worthy fight.

With the reading of Bart's will, Chuck, Bart's brother, Jack, and Blair learn the fate of the Bass empire. Rufus and Lily's relationship is strained as Rufus seeks details about the child he never knew he had. Noticing that his father has been acting strangely as of late, Dan does some investigating and uncovers Rufus and Lily's secret, putting him in the awkward situation of deciding what to do with this shocking revelation and who to share it with.

It's that stressful time of year when Constance Billard and St. Jude's students find out who is and isn't worthy of early admission to Yale University. Serena bonds with her new Shakespeare teacher, Rachel (guest star Laura Breckenridge), who has no clue the wrath she is about to suffer after giving Blair the first B of her prep school career. Chuck pairs up with an unlikely ally in his war with Jack over Bass Industries.

In retaliation for not playing by the unspoken rules of Constance Billard, Blair hatches a plan to bring down her teacher, Rachel, and it's going to be good. After Chuck wakes up in a hotel and only has a minor recollection of what happened the previous evening and who he spent the evening with, Nate tries to help him fill in the missing pieces of what is turning out to be an increasingly intriguing mystery.

The Constance Billard and St. Jude seniors put on a production of "The Age of Innocence" and find their personal lives mirroring conflicts in the play. Serena develops a crush on the play's director, Julian (guest star Harmon Walsh), and enlists Vanessa's knowledge of theater to help her get the otherwise uninterested guy's attention. Blair receives devastating news about her future that leads her on a witch-hunt for the person responsible. Dan and Rachel agree to stay away from each other in the aftermath of being discovered as more than teacher and student, but find it impossible to keep that promise. Chuck enlists help from an unlikely source, his nemesis Carter Baizen (guest star Sebastian Stan).

Devastated by the recent plot twist in her life, Blair turns her back on her predictable Waldorf existence in favor of a more wild and unpredictable lifestyle, causing Serena and Chuck to have serious concerns about their friend. Vanessa convinces Nate that it may be time to forgive and forget when it comes to his mother's Kennedyesque family, The van der Bilts, who abandoned Nate and his mother when they needed them most. In a misguided effort to be completely honest with each other, Lily and Rufus agree to share lists of their past lovers.

Serena decides to throw Jenny an intimate party for her sixteenth birthday, but things get way out of control when Poppy Lifton (guest star Tamara Feldman) turns the small gathering into a huge social event. In a moment of weakness, Vanessa agrees to help Chuck with a scheme having to do with Blair and Nate. Rufus learns that Dan will not receive financial aid at Yale and tries to figure out another way to cover the cost of his education.

Serena returns from her trip to Spain with Poppy and Gabriel (guest star Armie Hammer). Blair makes a secret deal with Nate's grandfather, William (guest star James Naughton), and Nate learns some disturbing information about his father's arrest. Dan takes a job as a cater-waiter to earn money for college, but is distressed when he discovers the gig is a Passover seder at the Waldorf penthouse and several of his friends and family are guests.

Georgina Sparks (guest star Michelle Trachtenberg) returns to the Upper East Side after undergoing a major transformation. Chuck and Nate find themselves at a major crossroads in their relationship as it pertains to their mutual interest in Blair. Serena finds her relationship with Gabriel growing more complicated.

Blair pressures Georgina into making amends for her past bad behavior by helping her in a scheme. The rivalry between Nate and Chuck over Blair comes to a head. Lily hatches a secret plan to help Rufus with Dan's college tuition.

In a flashback to the 80s, 17-year-old Lily Rhodes (Brittany Snow) gets kicked out of boarding school and runs away to Los Angeles, reconnecting with her parents, Rick (Andrew McCarthy) and Cece (Cynthia Watros), and sister, Carol (Krysten Ritter). Back in present day, Blair and Nate attend prom together, but the evening doesn't turn out exactly as planned and Chuck and Serena have a little something to do with that. Serena and Lily don't see eye-to-eye over Serena's recent run-in with the law. No Doubt performs in the flashbacks as an 80s band called "Snowed Out."

Gossip Girl decides to liven things up at the Constance Billard and St. Jude's graduation by sending out a shocking and damaging email blast in the midst of the commencement ceremony, stirring Serena to come up with a plan of attack. The Mean Girls (guest stars Yin Chang, Nicole Fiscella, Amanda Setton and Dreama Walker) challenge Jenny to throw her hat in the ring to succeed Blair as Queen Bee next year. Lily and Rufus get engaged and move in together. With Blair's blessing, Jenny becomes the new queen. Chuck finally admits his love to Blair and the two reconcile. Nate decides to go on the backpacking trip with Vanessa, while Georgina recovers Dan's money and requests Blair for a roommate at NYU. Carter Baizen reveals to Serena where her father is. In the end Serena is going to Brown, Blair, Dan, Vanessa, and Georgina are going to NYU, and Nate is going to Columbia.