Hollywood Week is in the book and 68 contestants remain on American Idol. And those 68 are now off to Las Vegas, the site of a new Idol twist which requires them to sing for their lives again! Next week, they'll take on the songs of The Beatles . . . then face what our Idol expert Steve Thompson calls "The Green Mile" episode, where the remaining hopefuls walk down the dreaded hallway, sit before the judges and hear "You made it!" or "Thanks for devoting the last three months to Idol, but see ya!" So, who's gonna make the cut? Steve has an idea . . .