Aug 16, 2008 · 1h

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Aug 16, 2008 · 1h
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Oct 11, 2008 · 1h
Oct 18, 2008 · 1h
Oct 18, 2008 · 1h
Oct 25, 2008 · 1h
The 10 remaining acts return to perform live for the third time. This week each act has to perform a Big Band song. The judges give their verdicts on what they have heard. At the end of the show the phone lines are opened for this week's public vote.
Oct 25, 2008 · 1h
The finalists performed a cover version of the Mariah Carey song "Hero" on behalf of the Help for Heroes charity. This song will be released as a download on Sunday 26 as a download and Monday 27 physically.
Nov 1, 2008 · 1h
Down to nine acts and the contestants must sing again for a place in next week's show. This week they must sing classic disco songs for the judges and the viewers at home. The viewers will then vote for their favourite and the two acts with the lowest number of votes will be forced to sing again for the judges who will then decide to save one act.
Nov 1, 2008 · 1h
Theme: Disco Celebrity Guest: Will Young Song performed by celebrity guest: Changes
Nov 8, 2008 · 1h
Dermot O'Leary hosts the fifth live show of the series. This week, the eight remaining acts meet Mariah Carey and must perform her songs for the judges and the viewers. The viewers will then vote for their favourite and the two acts with the lowest number of votes will sing again for the judges who will choose to save one act and send the other home.
Nov 8, 2008 · 1h
Theme: Mariah Carey Celebrity Guest: Mariah Carey Song performed by celebrity guest: TBA
Nov 15, 2008 · 1h
Theme: Best of British
Nov 15, 2008 · 1h
Celebrity Guest: Leona Lewis Song performed by celebrity guest: "Run"
Nov 22, 2008 · 1h
Nov 22, 2008 · 1h
Nov 29, 2008 · 1h
Five acts remain in the competition and the acts must now perform 2 songs each. This week the theme is American Classics as the contestants perform for the viewers' votes. The two acts with the lowest number of votes must then sing again for the judges Simon Cowell, Louis Walsh, Cheryl Cole and Dannii Minogue. Hannah Montana star Miley Cyrus appears in this episode.
Nov 29, 2008 · 1h
Theme: Songs by Britney Spears and American Classics Song performed by celebrity guests: "Womanizer" (Britney Spears), "7 Things" (Miley Cyrus)
Dec 6, 2008 · 1h
With only four acts remaining in the competition, we reach the 9th live show of the series. The contestants must each perform 2 songs for the viewers' votes. The 2 acts with the lowest number of votes will have to sing again judges Simon Cowell, Louis Walsh, Cheryl Cole and Dannii Minogue who, for the last time, will choose an act to send home.
Dec 6, 2008 · 1h
Dec 13, 2008 · 1h
There are only three acts remaining in this week's grand final. After auditions, boot camp, the mentors' houses and nine live shows, the three acts remaining in the competition sing for one last time for the audience vote. The act with the highest number of votes will be crowned The X Factor champion of 2008 winning a £1m recording contract with Simon Cowell. Dannii Minogue is the only judge with no acts left in the competition.
Dec 13, 2008 · 1h
Quick answers about this season's release timeline and episode lineup.
The X Factor Season 5 premiered on August 16, 2008.
The X Factor Season 5 has 30 episodes.
The season opens with Season 5 Episode 1, "Auditions 1". It aired on August 16, 2008.
Go to Season 5 Episode 1