20060928 Chicago: atmosphere-mannequins with House of Dereon fashionsBeyoncŽ and Tina Knowles Public Appearanceat MacyÕs on State Street, State and Randolph Street AtriumBeyoncŽ and Tina Knowles made a brief public appearance to celebrate the launch of the first House of DerŽon in-store shop in the country.(PHOTO-Linda Matlow/Pixintl)