‘The X Factor’ USA preview: Tim Olstad shakes up Paulina Rubio; plus, Panda Ross!

Tonight marks the beginning of “The X Factor” USA’s new much-hyped “four chair challenge,” which is both an exciting and rather cruel twist introduced to the show this year. We hate the fact that judges’ houses (our favorite part of the season) is gone, and we’re left with this one segment instead of bootcamp to […]