Eleanor gives Blair an ultimatum.
In the season premiere, Serena has gone missing.
Serena hosts a gala to prove herself in adult society.
Blair relies on help from an unlikely source.
Georgina urges Dan to choose a date.
Unexpected emotions arise as Serena volunteers to help Dan.
A close ally reveals Chuck's plan to bring down his father.
Serena and Dan throw their first Thanksgiving together.
Blair is concerned for Chuck's safety and devises a plan.
In a fashionable farewell to remember, our favourite Upper East Siders join forces for one last soiree in the Series finale, and the shocking identity of Gossip Girl is finally revealed!
