While designers debut their fall lines at Mercedes-Benz Fashion Week, celebrities are showing off their style by attending the runway shows.
Nicole Richie and Mary Kate Olsen were spotted hanging out at Proenza Schouler's show, while the recent headline-grabbing Rachel Bilson attended the debut of Brian Reyes' new fall line.
Joshua Jackson and girlfriend Diane Kruger joined Selma Blair on the front row of Tommy Hilfiger's runway. "The View"'s Elisabeth Hasselbeck was also seen at Milly By Michelle Smith's Fall 2009 fashion show.
For more star sightings at Mercedes-Benz Fashion Week, click here!