This time, conservatives in Tinseltown have collaborated to communicate their ideas, but they’re doing it in jocular way. The movie has a cast that includes veteran stars Kelsey Grammer, Jon Voight, James Woods, Dennis Hopper, Robert Davi, and Leslie Nielsen. With this kind of lineup, you’d expect some great performances. And there are, under the master comedy direction of Zucker. The plot loosely follows Charles Dickens’ “A Christmas Carol,” with Kevin Farley playing the character of Michael Malone, a modern-day Scrooge who wants to abolish the July Fourth holiday. Paris Hilton, who happens to be a Sen. Barack Obama supporter,...