POPSUGAR Celebrity Leighton Meester Michelle Trachtenberg with Chace Crawford and Leighton Meester on the NYC Set of Gossip Girl Three's a Crowd by Celebrity 3/10/09 0 Shares Like us on Facebook Sign up for our daily newsletter > Follow us on Pinterest Michelle Trachtenberg was back on the set of Gossip Girl Monday with Chace Crawford and Leighton Meester. Image Source: Splash News Online Read More Leighton MeesterChace CrawfordHotMichelle Trachtenberg Michelle Trachtenberg All Your Favorite Style Stars Went HAM Shopping Balmain x H&M Last Night Sofia Richie Takes Over New York Fashion Week! The Outfits at the Golden Globes Preparties Are Definitely Award Worthy Eye-Brightening Tricks For All Skin Tones Leighton Meester Leighton Meester Poses With Friends During a Postbaby Girls' Night Gossip Girl: Where Are the Stars Now? 35 Style Lessons We Learned From Gossip Girl You Guys, Blair Waldorf and Seth Cohen Are Parents! Chace Crawford 17 Chace Crawford Pictures So Perfect He Might Actually Be a Wax Figure Bad News For ABC's Blood & Oil Hey Upper East Siders, Chace Crawford Is Even Hotter Than You Remember Chace Crawford Is Giving Us Major Gossip Girl Flashbacks in New Promos POPSUGAR, the #1 independent media and technology company for women. Where more than 75 million women go for original, inspirational content that feeds their passions and interests. Be in the Know With OurCelebrity and Entertainment Newsletter Personalize Movies TV Young Hollywood A-Listers Sign up with facebook or By signing up, I agree to the Terms and to receive emails from POPSUGAR.