Michelle Trachtenberg Gossip Girl
Credit: Felipe Ramales/

Spotted on the Upper East Side: Gossip Girl’s Michelle Trachtenbergthe brains behind the evil Georginatoting 652 pages worth of InStyle’s September magazine! There’s so much to see in the Fall Fashion Mega-Issue, from the fiercest Bond girls ever to Katie Couric’s five favorite looks to our exclusive interview with cover girl Jennifer Lopez. And that’s not all! Get your own copy on newsstands now, or get instant access on your iPad by clicking this link. XOXO,

Plus, see Gossip Girl's best looks ever!