See what happened when The X-Factor rolled into Dublin for the first time in 4 years with Katy Perry as the guest judge.
Katy Perry 'Live on Letterman' and 'Today' shows
This weekend we saw Katy Perry as a guest judge on The X-Factor. Here's Katy appearing 'Live on Letterman' in the States.
Find out where Simon, Cheryl, Dannii and Louis will be jetting off to with the next round of lucky X Factor contestants who make it through bootcamp.
Auto-tune was in and then it was out after viewer complaints. What's it all about - we find out.
Osbourne will help Louis Walsh during the judges' houses segment
Louis Walsh says he "nearly walked" when he discovered his X Factor category this year.
Here's your chance to comment on anything you see on this year's X-Factor...
The singer has taken to Twitter to voice her opinion on the X Factor
TV bosses have decided not to show Shirlena Johnson's eccentric final performance on the show.
It appears Katie Waissel already has a record deal and there's calls for her to be disqualified from the show.
Pixie on criticising contestants, Cheryl's malaria and her dream leading men.
Dermot O'Leary hasn’t got many good things to say about guest X Factor Judge Nicole Scherzinger!
Presenter Konnie Huq debuted on the Xtra Factor on Saturday night, but many viewers want Holly Willoughby back
Take a look at who has won over the years.
X-Factor Live Tour
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