Leighton Meester, Chace Crawford and Ed Westwick of Gossip Girl attended the world premiere of The Sisterhood Of The Traveling Pants 2 - starring Gossip Girl leading lady Blake Lively - in New York City on Monday night!

Here's Blake, looking amazing in an orange dress ...

As in the original, Blake Lively's co-stars in The Sisterhood Of The Traveling Pants 2 are Alexis Bledel (Gilmore Girls), Amber Tamblyn (Joan of Arcadia) and America Ferrera (Ugly Betty). A pretty fearsome acting foursome, for sure!

Click to enlarge these additional photos of Blake Lively, as well as her Gossip Girl co-stars Ed, Chace and Leighton, from the premiere ...

Steve Marsi is the Managing Editor of TV Fanatic. Follow him on Google+ or email him here.