'X Factor' 2015: 5 Surprising Things We Learned Watching Auditions For The New Series

2015 heralds a year of change for 'The X Factor', with a new hosting line-up, a refreshed judging panel and some big format switch-ups, but how is the overhaul working out?

As auditions drew to a close this week, HuffPost UK headed down to Wembley Arena to find out for ourselves, and here's the five most surprising things we learned...

MORE 'X FACTOR':

• The 'X Factor' Judges Won't Let Caroline Flack Forget Her 'Cougar' Past
• Simon Cowell Hits Out At 'Overpaid' Cheryl
• Eeek! Cheryl's Husband Isn't Happy With Nick Grimshaw

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