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 the perfect "Golden Boy" of the Upper East Side, always being fought over by the prominent female characters.  LINK:  http://www.youtube.com/watch?v=rkTBHlQIyTU&feature=related