Heidi Klum: 'Project Runway' & Christian Siriano Fashion Shows!

Heidi Klum hits the stage during the Project Runway fashion show during the Mercedes-Benz Fashion Week held at The Theater at Lincoln Center on Friday (September 9) in New York City.

The 38-year-old model was joined at the show by her fellow judges Michael Kors and Nina Garcia.

The next day, Heidi stepped out to support her Project Runway protege Christian Siriano at the presentation of his spring 2012 collection.

Also pictured inside: Modern Family actress Sarah Hyland at the Christian Siriano show, which was styled by Danielle Nachmani for the second time in a row.

FYI: Heidi is wearing a black crepe jersey crystal halter jumpsuit and a black python obi belt by from the Michael Kors Fall 2011 collection.

15+ pictures inside of Heidi Klum getting her fashion fix…