In the Season 2 premiere, new judges Britney Spears and Demi Lovato join Simon Cowell and L.A. Reid for an evening of auditions, as solo artists and music groups compete for a million recording contract.

Season 2 auditions continue.

Season 2 auditions continue.

Season 2 auditions continue.

Auditions around the country continue.

Auditions continue.

Hopefuls travel to Miami for boot camp, where they'll be judged on their singing, dancing and performance style.

Hopefuls travel to Miami for boot camp, where they'll be judged on their singing, dancing and performance style.

The final boot camp in Miami for the contestants, who are judged on their singing, dancing and performance styles. Also, mentoring by the judges.

The remaining contestants visit the homes of the judges for mentoring.

The remaining contestants visit the homes of the judges for mentoring.

THE X FACTOR's Top 16 acts will perform live for the first time on a special two-hour-and-seven-minute show. Hosts Khloe Kardashian Odom and Mario Lopez will take THE X FACTOR stage alongside judges Simon Cowell, Demi Lovato, Britney Spears and L.A. Reid

Demi Lovato and the Young Adults: Paige Thomas, Janelle Garcia, CeCe Frey and Willie Jones, L.A. Reid and The Over 25s: David Correy, Vino Alan, Tate Stevens, Jason Brock, Simon Cowell and the Groups: "Sister C", "Lyric145", "1432" and "Emblem3" and Britney Spears and the Teens: Arin Ray, Diamond White, Beatrice Miller and Carly Rose Sonenclar are up for the results as the judges have one last vote to pick which acts will form the Top 12!

Demi Lovato and the Young Adults: Paige Thomas, Jennel Garcia and CeCe Frey, L.A. Reid and The Over 25s: Vino Alan, Tate Stevens and Jason Brock, Simon Cowell and the Groups: "Lyric145", "1432" and "Emblem3" and Britney Spears and the Teens: Arin Ray, Beatrice Miller and Carly Rose Sonenclar take to the stage and there is a 13th artist that will join them! Plus, "1432" get a new name!

Results night and Demi Lovato and the Young Adults: Paige Thomas, Jennel Garcia and CeCe Frey, L.A. Reid and The Over 25s: Vino Alan, Tate Stevens and Jason Brock, Simon Cowell and the Groups: "Lyric145", "Fifth Harmony" and "Emblem3" and Britney Spears and the Teens: Arin Ray, Beatrice Miller, Carly Rose Sonenclar and Diamond White wait to see if they did enough. Special Musical Guest: "One Direction".

With Jason Brock out, Demi Lovato and the Young Adults: Paige Thomas, Jennel Garcia and CeCe Frey, L.A. Reid and The Over 25s: Vino Alan and Tate Stevens, Simon Cowell and the Groups: "Lyric145", "Fifth Harmony" and "Emblem3" and Britney Spears and the Teens: Arin Ray, Beatrice Miller, Carly Rose Sonenclar and Diamond White hit the stage. Tonight is DIVA night!

Results Night and Demi Lovato and the Young Adults: Paige Thomas, Jennel Garcia and CeCe Frey, L.A. Reid and The Over 25s: Vino Alan and Tate Stevens, Simon Cowell and the Groups: "Lyric145", "Fifth Harmony" and "Emblem3" and Britney Spears and the Teens: Arin Ray, Beatrice Miller, Carly Rose Sonenclar and Diamond White wait to see if they did enough. Musical Guest: Taylor Swift.

With "Lyric 145" and Jennel Garcia eliminated from the competition, it is down to Demi Lovato and the Young Adults: Paige Thomas and CeCe Frey, L.A. Reid and The Over 25s: Vino Alan and Tate Stevens, Simon Cowell and the Groups: "Fifth Harmony" and "Emblem3" and Britney Spears and the Teens: Arin Ray, Beatrice Miller, Carly Rose Sonenclar and Diamond White to perform. This week is Thanksgiving Week!

Results Night and Demi Lovato and the Young Adults: Paige Thomas and CeCe Frey, L.A. Reid and The Over 25s: Vino Alan and Tate Stevens, Simon Cowell and the Groups: "Fifth Harmony" and "Emblem3" and Britney Spears and the Teens: Arin Ray, Beatrice Miller, Carly Rose Sonenclar and Diamond White wait to see who will make it into the Top 8. Musical Guest: Cher Lloyd

With Arin Ray and Beatrice Miller out of the competition, Demi Lovato and the Young Adults: Paige Thomas and CeCe Frey, L.A. Reid and The Over 25s: Vino Alan and Tate Stevens, Simon Cowell and the Groups: "Fifth Harmony" and "Emblem3" and Britney Spears and the Teens: Carly Rose Sonenclar and Diamond White perform.

Results are in and Demi Lovato and the Young Adults: Paige Thomas and CeCe Frey, L.A. Reid and The Over 25s: Vino Alan and Tate Stevens, Simon Cowell and the Groups: "Fifth Harmony" and "Emblem3" and Britney Spears and the Teens: Carly Rose Sonenclar and Diamond White wait to see if they did enough to make it through the Double Elimination. Musical Guests: Josh Krajcik and Alicia Keys.

With Paige Thomas and Vino Alan out of the competition, it is down to Demi Lovato and CeCe Frey, L.A. Reid and Tate Stevens, Simon Cowell and the Groups: "Fifth Harmony" and "Emblem3" and Britney Spears and the Teens: Carly Rose Sonenclar and Diamond White as they sing two songs. First an acoustic version of a song and the the Pepsi Challenge.

Results Night and Demi Lovato and CeCe Frey, L.A. Reid and Tate Stevens, Simon Cowell and the Groups: "Fifth Harmony" and "Emblem3" and Britney Spears and the Teens: Carly Rose Sonenclar and Diamond White are going to have to see if they did enough to escape a Double Elimination. Musical Guests: Melanie Amaro and Ke$ha.

It is the Semi-Finals and with the elimination of CeCe Frey and Diamond White, it is down to L.A. Reid and Tate Stevens, Simon Cowell and the Groups: "Fifth Harmony" and "Emblem3" and Britney Spears and Carly Rose Sonenclar to fight for their spot in the Finals!

The Results are in and and L.A and Tate Stevens, Simon and the Groups: "Emblem3" and "Fifth Harmony" and Britney and Carly Rose Sonenclar find out which acts make it into the Grand Final. Musical Guests: Bridget Medler and Bruno Mars

Britney Spears and Carly Rose, L.A Reid and Tate Stevens and Simon Cowell and "Fifth Harmony" are left in the competition as the Finals kick off. The contestants sing 3 songs. Special guests: Leanne Rimes and Little Big Town.

The Final Results show of the season and 'Fifth Harmony', Tate Stevens and Carly Rose Sonenclar wait to see if they did what was needed to win the Million recording contract. Musical Guests: Pitbull and 'One Direction'.