THE X FACTOR Top 16 Perform Live for the First Time Wednesday, 10/31

Following the conclusion of the 2012 World Series, THE X FACTOR' Top 16 acts will perform live for the first time on a special two-hour-and-seven-minute show Wednesday, Oct. 31 (8:00-10:07 PM live/ PT tape-delayed) on FOX. Hosts Khloé Kardashian Odom and Mario Lopez will take THE X FACTOR stage alongside judges Simon Cowell, Demi Lovato, Britney Spears and L.A. Reid. Then, on Thursday, Nov. 1 (8:00-10:00 PM ET live/PT tape-delayed), the Top Finalists will be revealed, and return the following week to face America' vote.

And don't miss a special encore of THE X FACTOR tonight (8:00-10:00 PM ET/PT), featuring the conclusion of the "Judges' Homes" round and the announcement of the Top 16 finalists.