Can you name this top-of-the-charts fiction series? There's a movie tie-in and a Web site. The two-word title is becoming a household name. And that name is ....

Harry Potter? Guess again. I'm talking about the world of "Left Behind."

When Volume 10, The Remnant, came out in July, series' fans snatched it up as quickly as the Rapture itself. This is quite fitting since the series begins with the Rapture, which it defines as the sudden transportation of all true Christians into heaven. In continuing books, the vivid and violent plot of the biblical book of Revelation unfolds in a modern world.