Girls (mentored by Kelly Rowland)Sarah Watson, 17, sang Taylor Swift's Love Story for her audition.She replaces Sian Phillips at judges' houses after she pulls out
over visa issues.
Celebrity Spy 7 - 9 December 2013
X Factor stars party with sexy TOWIE girls in London at UK Lingerie Awards
The X Factor 2013 Finalists: See their amazing new makeovers
The X Factor 2013 Judges' Houses: See which contestants have made it
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