Welcome back to New York City's glamorous Upper East Side, where the uptown girls get everything ? and everyone ? they want. It's almost graduation and the lives of New York's private high school elite are really heating up. Blair and Nate's relationship has moved on to a new level ? but will the love affair continue? Or will Nate and Serena hook up in New Haven and leave Blair alone in the city? And as for the juiciest gossip of all, what's this rumour about Jenny leaving Constance Billard to go to boarding school? Only time will tell how everyone will end up, but one thing's for sure: love is in the air, and it smells a lot like Gucci envy.