Chuck's uncle, Jack, arrives.
Gossip Girl heads to the Hamptons' talked-about White Party.
Nate learns the downside of an affair with an older woman.
Jenny may lose her internship with Eleanor.
Vanessa learns a scandalous secret and enlists Blair's help.
Blair decides to sabotage her mother's show at Fashion Week.
Blair, Serena, Dan, Nate and Chuck visit Yale University.
To get revenge, Blair convinces Chuck to seduce Vanessa.
A young model encourages Jenny's wild side.
Aaron has been keeping a secret from Serena.
Jenny moves in with Agnes.
It's Thanksgiving, and everyone is battling.
Blair and Chuck make a bet at the annual Snowflake Ball.
A sudden and tragic event impacts the lives of everyone.
Bart's will is read and Dan learns his father's secret.
The students find out who is accepted to Yale University.
Blair plans to get revenge on her teacher.
The gang finds their lives echo "The Age of Innocence".
Blair explores her dark side.
Jenny's 16th birthday party turns into a huge social event.
Serena returns from Spain. The Waldorfs host a Seder dinner.
Georgina returns.
Blair pressures Georgina.
Flash back to Lily's life in 1980s L.A.
Gossip Girl sends a shocking email in the season finale.
