Grace Davies WOWS with Paul McCartney cover and own ORIGINAL songs | The X Factor UK

Judges go 'Crazy' for teacher Melissa Pedro's vocals | The X Factor Auditions

“You’re as GOOD as Michael Bublé” | Best Of | The X Factor

Irish singer, Melanie McCabe has Louis Walsh in tears with Rihanna cover | The X Factor Auditions

ROCK OUT to the Ultimate Rock Cover Playlist | The X Factor UK

Matt Terry gives POWERFUL cover of 'You Don't Own Me' | Live Shows | The X Factor UK

Benji Matthews brings SOUL to his Alicia Keys cover | The X Factor Auditions

Sam Bailey brings SOUL with classic Motown cover | The X Factor Auditions

Joe McElderry gives tender Luther Vandross performance for Final | Live Shows | The X Factor UK

Alexandra Burke's incredible X Factor journey | The X Factor UK

Little Mix fly high with stunning cover of 'I'm Like a Bird' | Live Shows | The X Factor

Cheeky chappy Ben Haenow impresses judges with Bill Withers classic | The X Factor Auditions

Honey G "SHUT IT DOWN" with Missy Elliott rap | The X Factor Auditions

Brave Mary Byrne SHINES with a powerful Tom Jones cover | The X Factor Auditions

MOST VIEWED GROUP PERFORMANCES! | The X Factor UK

ADORABLE 15-year-old Jay Worley wins over the Judges with big vocals | The X Factor Auditions

A BEAUTIFUL Coldplay cover by Diana Vickers | Live Shows | The X Factor UK

Show-stopper Rachel Adedeji BELTS out U2 classic 'One' | Live Shows | The X Factor UK

X Factor auditions that led to FAME! | The X Factor UK

Olatunji Yearwood LIGHTS UP the stage with soca vibes! | The X Factor Auditions

Bekln bring perfect harmonies with soulful James Bay cover | The X Factor Auditions

Ray Quinn's impressive performance of 'My Way' | Best Of | The X Factor UK

Danyl Johnson sets the stage ALIGHT! | Live Shows | The X Factor UK

GREATEST DUO Auditions | The X Factor UK

"Queen of the ballads" Leona Lewis gives a faultless performance | Live Shows | The X Factor UK

Seann Miley Moore's audition brought Rita Ora TO TEARS | The X Factor Auditions

"It was your song" Conor McGinty has the Judges CAPTIVATED | The X Factor Auditions

Janet Devlin has the Judges MESMERISED with her gorgeous vocals | Auditions | The X Factor UK

STUNNING Acoustic Auditions | The X Factor UK

James Arthur shows us NOTHING is IMPOSSIBLE | Best Of | The X Factor UK

THEY'RE BACK! 4Tune WOW Judges with performance of 'Unchained Melody' | Auditions | The X Factor UK

Lucie Jones gives OUTSTANDING performance of 'I Will Always Love You' | The X Factor Auditions

5 After Midnight just 'Can't Stop The Feeling!' | Best Of | The X Factor UK

ULTIMATE Club Classics | The X Factor UK

Jamie Archer's EMOTIONAL performance sung from the heart | Best Of | The X Factor UK

"I felt EVERY SINGLE WORD" Niall Sexton had the Judges captivated | The X Factor Auditions

Liam Payne performs 'Stop Crying Your Heart Out' by Oasis | The X Factor Auditions

Jake Quickenden CHILLING performance of 'Total Eclipse Of The Heart' | Best Of | The X Factor UK

UNFORGETTABLE first and last performances | The X Factor UK

Shayne Ward gives SPECTACULAR performance of 'Unchained Melody' | Best Of | The X Factor UK

"One of the best groups we've seen" Eton Road smash their first audition | The X Factor Auditions

Rock & Rose SURPRISE the Judges with UNBELIEVABLE Emeli Sandé cover | The X Factor Auditions

One Direction give it their all in FIRST-EVER group performance | Best Of | The X Factor UK

Stacey Solomon performs 'GENIUS' cover of a Coldplay classic | Best Of | The X Factor UK

Fleur East brings a 'SLAM DUNK' audition to the arena | The X Factor Auditions

Emotional audition from Josh Daniels has the Judges IN TEARS | The X Factor Auditions

Ella Henderson brings PURE EMOTION to her Judges' Houses performance | Best Of | The X Factor UK

"NOW LISTEN" Olly Murs charms the Judges with Tina Turner Classic | Best Of | The X Factor UK

Simon LOVES Gamu's QUIRKY TWIST on 'Walking On Sunshine' | The X Factor Auditions

15-year-old Reece Bibby performs ACOUSTIC cover of Disclosure's 'Latch' | The X Factor Auditions

8-Piece Boy Band Stereo Kicks WOW with Beatles mashup | Best Of | The X Factor UK

Boy Band Kingsland BRING IT with slick moves and vocals | The X Factor Auditions

The ULTIMATE Boy Band compilation! | The X Factor UK

Only The Young are having a Brat summer with this Charli XCX tune! | Best Of | The X Factor UK

Simon Lynch has everyone in AWE with stunning Beyoncé cover | The X Factor Auditions

Little Mix's FIRST EVER performance! | Best Of | The X Factor UK

Viral sensation The Clique perform Little Mix banger | The X Factor Auditions

16-Year-Old Chloe Rose Moyle's audition is "SO DAMN CUTE" | The X Factor Auditions

The ultimate MUSIC LEGENDS Compilation! | The X Factor UK

Union J x Taylor Swift - It's a LOVES STORY! | Best Of | The X Factor UK