The X Factor (US) : Season 3, Episode 10

• Episode Name:
  The Four Chair Challenge Round #4
• Air date:
  10/10/2013
• Summary:
  The final group of contestants sings on the "X" stage for a spot in the Top 16 as THE X FACTOR's Four Chair Challenge comes to a close, with judges Simon Cowell, Demi Lovato, Kelly Rowland and Paulina Rubio. The new competition round will determine who will remain in each category - Girls, Boys, Over 25s and Group