The cast of Gossip Girl has been spotted on Madison Avenue at 42nd Street, around Grand Central Terminal. They're all out there filming away. Come say hi today!

Gossip Girl is an American young adult novel series written by Cecily von Ziegesar and published by Little, Brown and Company, a subsidiary of the Hachette Group. Narrated by the omniscient yet unseen blogger "Gossip Girl", the series revolves around the lives and romances amongst the privileged teenagers at the Constance Billard School for Girls, an elite private school in New York City's Upper East Side.

The series primarily focuses on Blair Waldorf and her best friend, "it girl" Serena van der Woodsen and follows the characters through their high school lives up through their graduation and moving on to college.