The costumes that Katie Holmes has been wearing while filming The Kennedys have been second to none—Holmes nails the classic icon by pairing a coiffed bob with simple shift dresses in bold colors. And now, we're getting a sneak peek at the whole "First Family," including Greg Kinnear as JFK and a mystery baby portraying young Caroline. But our eye always goes back to Katie's clothes—the wardrobe for the History Channel miniseries is spot on. Too bad we have to wait till next year to see The Kennedys in action. Click through our gallery to see all of the looks, and tell us what you think in the comments below!