Nov 9 2009 Notice how Serena van der Woodsen toned down the sexy in this episode of Gossip Girl. During a congressional visit, the Upper East Sider wore a navy boyfriend blazer over a simple black minidress. Smart move layering the short hemline with textured tights. A metallic scarf and olive-green satchel complete her chic, office-friendly ensemble. Now if only her and Blair would make amends . . .