Leighton Meester: HTC Serves Up with Charlize Theron!

Leighton Meester smiles wide at the HTC Serves Up NYC Product Launch event held at the Highline Stages on Tuesday (September 20) in New York City.

The 25-year-old Gossip Girl actress was joined at the event by the lovely Charlize Theron!

PHOTOS: Check out the latest pics of Leighton Meester

Leighton wore a dress from the Marios Schwab Resort 2012 Collection paired with Burberry shoes. She finished off the look with Fallon jewelry!

Over the weekend, Leighton filmed some scenes for Gossip Girl where she took an upsetting phone call.

10+ pictures inside of Leighton Meester and Charlize Theron at the HTC Serves Up NYC Launch in NYC…