Leighton arrives to the Gossip Girl Set in NY, October 28

Leighton Meester on the set of "Gossip Girl" in New York City, October 28

That little top hat is......ummmmmm....yeah.

Leighton Meester films "Gossip Girl" in New York City, October 26

Uptown Downtown Rendezvous in NYC - Oct 24 2011

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on set of Gossip Girl on Madison Avenue in NYC (Oct 31 2011)

Oct 31st filming

Leighton Meester on the set of "Gossip Girl" in New York City, October 28

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Blake Lively, Leighton Meester and Michelle Tractenberg on the set of ‘Gossip Girl’ in New York city, USA.

Leighton Meester is the definition of comfortable as she arrives on the set of Gossip Girl in New York City on Wednesday morning (November 9).

The 25-year-old actress arrived on the set with costar/pal Blake Lively to prepare for a huge episode — the 100th!

Georgina is back. Oh, yeah

Leighton Meester - Filming Gossip Girl in Manhattan - Nov 14

Leighton Meester - 'Gossip Girl' 100 episode celebration at Cipriani Wall Street in New York City -November 19, 2011 15x

Cute!

Glamour Italy

Leighton & Hugo

on the set of "Gossip Girl" in NYC (December 14 2011)