At a privileged prep school for teens on Manhattan's Upper East Side, the students first learn that Serena van der Woodsen is back in town the way they learn all the impo ...

In the wake of the scandalous Kiss on the Lips party, Serena receives an icy cold reception from Blair. ...

As the teens prepare for Ivy League college representatives to visit their campuses, Blair uncovers a secret about Serena; Dan sets his sights on impressing the Dartmouth ...

Blair is thrilled when her mother, Eleanor, chooses her to be the new face of her clothing line; Serena and Dan are reminded once again that they come from two very diffe ...

Dan makes elaborate plans to impress Serena on their first official date; Jenny is invited to the infamous Blair Waldorf sleepover and finds herself in a high-stakes game ...

Dan's childhood pal Vanessa returns to town and tells him she wants to be more than friends; Blair does her best to keep party crashers out of the masquerade ball, but a ...

Serena and Dan finally acknowledge they are crazy about each other; Jenny discovers a secret about her parents; Blair is once again devastated by Nate's actions. ...

Blair is devastated by the current state of her relationship with Nate and the guilt from her recent indiscretion. But she manages to put on a happy face for her 17th bir ...

Although it is Thanksgiving, hardly anyone has the holiday spirit. Blair and Serena have a fight once Serena admits that she saw Blair with Chuck, and Blair orders Serena ...

As 'Gossip Girl' posts news of the annual Cotillion Ball to take place on the approaching weekend, Blair decides not to go with Nate, but she finds herself being featured ...

Blair's estranged father, Harold, comes home for the Christmas holidays with an unexpected guest: his gay lover Roman. Both Blair and her mother, Eleanor, find it difficu ...

Serena, Blair, Nate, Chuck and their entourage break into the school swimming pool for a night of fun, but when a member of their group nearly drowns, the school threaten ...

The shadowy and unseen 'Gossip Girl' takes pleasure in reporting that Serena was spotted by one of GG's Web contacts buying pregnancy tests at a local pharmacy. Of course ...

Spring Break is over, and so are all of Blair's days of hiding away. Finally, after three weeks, she comes back to school, with an unpleasant welcome by Jenny and the in ...

Serena's world becomes chaos when a former friend-turned-enemy, the evil and sociopath Georgina Sparks, returns to town and transfers to her school. Dan sees Serena preoc ...

Georgina tells Serena that she can reveal a deep dark secret from Serena's past, but no one is prepared for what Georgina does next. Meanwhile, Blair and Jenny's power st ...

Serena falls back into her old habits of drinking and drugs. She eventually reveals to Blair true reason why she left Manhattan: to avoid being implicated in an accidenta ...

Blair takes matters into her own hands to help Serena deal with the manipulative and evil Georgina Sparks who threatens to expose Serena's secret. Lily, while keeping Ruf ...