Tim Olstad

The biggest band on the planet just happens to be a group of former The X Factor UK finalists! One Direction returned to The X Factor USA stage for an electric performance of "Story Of My Life."

The biggest band on the planet just happens to be a group of former The X Factor UK finalists! One Direction returned to The X Factor USA stage for an electric performance of 'Story Of My Life.'

In another LIVE results show, Khaya Cohen, one of Demi Lovato's Girls, and Tim Olstad, one of Paulina Rubio's Boys, were eliminated on THE X FACTOR.

In another LIVE results show, Khaya Cohen, one of Demi Lovato's Girls, and Tim Olstad, one of Paulina Rubio's Boys, were eliminated on THE X FACTOR.

It's 80s week for the final 12 X Factor contestants!

In a dramatic LIVE results show, Sweet Suspense, one of Simon Cowell's Groups and Rachel Potter, one of Kelly Rowland's Over 25s, were eliminated on THE X FACTOR. Tonight, host Mario Lopez announced early in the broadcast that Sweet Suspense had the fewest votes following last night's performance show, and they were eliminated immediately. Khaya Cohen and Rachel Potter received the next fewest votes and the judges - Simon Cowell, Demi Lovato, Kelly Rowland and Paulina Rubio - listened to the two acts battle it out in 'The Final Showdown' sing-off. After an emotional deliberation, Potter was sent home.

Last night, Carlos Guevara, one of Paulina Rubio's Boys was eliminated on THE X FACTOR. Host Mario Lopez announced at the top of the show that Guevara received the fewest votes, following last week's special Thursday night performance show.

This week, it's Motown Night on The X Factor!

As a result of a graphics error (incorrect voting numbers were displayed on screen) during the performance recap at the end of tonight's East Coast broadcast of THE X FACTOR, the Top 13 acts will perform their "Save Me" songs for America's re-vote

Actress and recording artist Selena Gomez will perform her hit single, 'Slow Down,' from her No. 1 album, 'Stars Dance,' on The X Factor tonight, Nov. 7 (8:00-9:00 PM ET live/PT tape-delayed) on FOX.

Learn more about the Top 12 tonight on The X Factor.

The X Factor is back! Last night the contestants were finally performing live, and each mentor chose the top 3 from their category. Which four are going home? Read on...

Last night, THE X FACTOR judges – Simon Cowell, Demi Lovato, Kelly Rowland and Paulina Rubio – revealed the Top 12 Finalists who will advance in the competition and take the stage LIVE next week to perform for America's vote.

After the Four Chair Challenge round of THE X FACTOR, Simon Cowell, Demi Lovato, Kelly Rowland and Paulina Rubio each revealed the four acts in their categories that will continue in the competition and join them in the live shows.

Below, check out highlights from last night's THE X FACTOR on FOX as The Boys face the 4-Chair Challenge!

It's the second week of The X Factor's new Four-Chair Challenge.

On last night's The X Factor on FOX, the top 40 acts were revealed and the judges were assigned their categories. Also on the show, it was announced that the remaining contestants would face a new round of competition known as the 'Four Chair Challenge'. Check out a sneak peek below!

It's the last night of auditions on The X Factor! Tonight, we finally find out which category each judge gets to mentor for the rest of the competition.