Episode Summary: 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 important news in their lives: from the Internet blog of the all-knowing, albeit, ultra-secretive 'Gossip Girl'.
Season 1, Episode 2: The Wild Brunch
Episode Summary: Serena confides in Blair that she had sex with her boyfriend, Nate, right before she skipped town.
Season 1, Episode 3: Poison Ivy
Episode Summary: 'Gossip Girl' narrates Ivy League week as the teens on the Upper East Side schools of Constance Billard for Girls, and the rival St. Jude's for Boys, prepare for a much-anticipated visit from the Ivy League representatives.
Season 1, Episode 4: Bad News Blair
Episode Summary: Blair is thrilled when her mother, Eleanor, chooses her to be the new face of her clothing line. However, Blair's happiness soon turns to her typical feelings of betrayal and jealousy when Serena moves into the spotlight and Blair finds herself back in Serena's shadow.
Season 1, Episode 5: Dare Devil
Episode Summary: Dan makes elaborate plans to impress Serena on their first official date. That same night, Jenny is invited to the infamous Blair Waldorf sleepover and finds herself in a high stakes game of "truth or dare.
Season 1, Episode 6: The Handmaiden's Tale
Episode Summary: Dan is torn between two girls when his childhood friend, Vanessa, returns home and declares her feelings for him, just as he and Serena are trying to figure out what they mean to each other.
Season 1, Episode 7: Victor/Victrola
Episode Summary: Things heat up between Serena and Dan when they admit they are in love with each other, despite that they come from polar opposite worlds (she from wealthy Upper East Side Manhattan, and he from working class Brooklyn).
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Season 1, Episode 8: Seventeen Candles
Episode Summary: 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 birthday party and attempts to hide her feelings from her friends.
Season 1, Episode 9: Blair Waldorf Must Pie!
Episode Summary: 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 to keep it to herself.
Season 1, Episode 10: Hi, Society
Episode Summary: 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 in The New York Times and is enjoying her secret affair with Chuck.
Season 1, Episode 11: Roman Holiday
Episode Summary: 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 difficult to hide their disappointment while Blair hatches another underhanded plan to get rid of Roman for good.
Season 1, Episode 12: School Lies
Episode Summary: 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 threatens to expel the person responsible for the break-in.
Season 1, Episode 13: A Thin Line Between Chuck and Nate
Episode Summary: 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.
Season 1, Episode 14: The Blair Bitch Project
Episode Summary: 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" crowd, who throw ice cream in her hair.
Season 1, Episode 15: Desperately Seeking Serena
Episode Summary: 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.
Season 1, Episode 16: All About My Brother
Episode Summary: 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.
Season 1, Episode 17: Woman on the Verge
Episode Summary: 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 accidental drug overdose of a school friend in which Georgina was also present.
Season 1, Episode 18: Much 'I Do' About Nothing
Episode Summary: 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.
