'Project Runway' books Nicole Kidman as guest judge

Nicole Kidman is to appear on 'Project Runway: All Star Challenge'. 04/05/2009 - Nicole Kidman. The Hollywood actress will make a guest appearance on a 'design special' episode of the US reality show - which sees a group of aspiring fashion designers competing for a $100,000 cash prize - to set the contestants one of their sewing tasks.. © Albert L. Ortega / PR Photos

04/05/2009 - Nicole Kidman. The Hollywood actress will make a guest appearance on a 'design special' episode of the US reality show - which sees a group of aspiring fashion designers competing for a $100,000 cash prize - to set the contestants one of their sewing tasks.. © Albert L. Ortega / PR PhotosThe Hollywood actress will make a guest appearance on a 'design special' episode of the US reality show - which sees a group of aspiring fashion designers competing for a $100,000 cash prize - to set the contestants one of their sewing tasks.Nicole will join pregnant host Heidi Klum, judges Michael Kors and Nina Garcia and the show's style mentor Tim Gunn for the two-hour long special episode.The programme - which will be aired in the US on Thursday (20.08.09) - will feature eight stars from previous seasons returning to their sewing machines for a one-off show immediately before the return of the highly-anticipated sixth series.Season two contestants Daniel Vosovic and Santino Rice, season three's Uli Herzner, Jeffrey Sebelia and Mychael Knight and series four favourites Chris March and Sweet P will return to the TV screen alongside Korto Momolu, who was a contestant on the last series.Nicole, 42, is not the first A-list star to appear on the popular show. Previous guests include former Spice Girl-turned-style icon Victoria Beckham and singer-and-actress Jennifer Lopez.