Leighton Meester is back to flexing that acting muscle again!
When she wasn't busy tying the knot or belting out songs with her AH-Mazing vocals, Leighton found the time to film By The Gun.
And gurl looked gorgeous doing it too!
[ Photos: Gossip Girl Stars: Then & Now! ]
But besides that skin-tillating seXXX scene between her nekked bod and Ben Barnes' pecs, this flick — out December 5th — looks like quite the thrilling crime flick!
Ch-ch-check it out (above)!!
Tags: ben barnes, by the gun, crime drama, film flickers, gossip girl, leighton meester, movie trailer, new movies, video