scene, an aspiring writer and fairly straight-arrow guy with a good heart and morals.  LINK:  http://www.youtube.com/watch?v=TIvV-msbtf0 3) Blair Waldorf  ( Leighton Meester ) is a beautiful Queen Bee  of the Constance Billard School's social scene, as well as Serena's best friend and occasional rival.  LINK:://www.youtube.com/watch?v=CYdgQApBySg 4) Nate Archibald ( Chace Crawford ) is