Leighton Meester Dating Garrett Hedlund?

January 17th, 2011 2:21pm EST

Leighton Meester Country Strong co-stars Leighton Meester and Garrett Hedlund have sparked rumors their on-screen romance is becoming reality - after the pair was spotted getting close at a Golden Globes after-party.

Meester and Hedlund were "inseparable the entire night" at HBO network's event at the Beverly Hilton Hotel on Sunday, according to

A partygoer tells the website "She wraps her arm completely around his neck and pulls him for a quick peck on the lips," and when the pair called it a night, Hedlund was "massaging her shoulders" as they left the party together.

Meester split with Gossip Girl costar Sebastian Stan last year. She has previously been linked to Aussie actor Luke Bracey, her co-star in upcoming comedy, Monte Carlo.

Related: Country Strong, Garrett Hedlund, Gossip Girl, Leighton Meester, Monte Carlo, Sebastian Stan, Celebrity, Relationships, Hookups & Breakups, Rumors

Photo Credits: PR Photos

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