There's a difference between an intelligent movie and intelligent characters. The three sisters in "Hanging Up" are all capable, modern women who can articulate endlessly in twenty-five-cent phrases. But talk's one thing. Story's another. Director Diane Keaton and writer Delia Ephron manage to fill 100 minutes with contrived, pseudo-sophisticated dialogue that amounts to a big, thick puddle of superficial sap.
The story alternates between supposedly somber, bittersweet moments and casual
