CHICAGO-August 9: Patti LuPone received Chicago's longest-running theater honor, the Sarah Siddons Award tonight at the Ritz Carlton Hotel. She was accompanied by friends and cast member Patrick Cassidy.To his left is Donna Atwater from the Sarah Siddons Society.Patti Lupone's dress is by designer Carmen Marc Valvo . (NO TABLOIDS!) (Photo Linda Matlow)