Just Friends, Just Business 882 Choire 04/23/07 11:15AM Filed to: pictures at an atrocity exhibition pictures at an atrocity exhibition New York Observer Page Six Arianna Huffington Left: Paul Wolfowitz and Arianna Huffington yuk it up in D.C. over the weekend. Right: New York Observer media reporter Michael Calderone flanked by Corynne Steindler and Bill Hoffman of Page Six, last week. [Photos: Julia Allison & ETP.]