PICTURES! X Factor 2012: Nicole and Tulisa's live show style so far...

X Factor live results 1

With four live shows down, the supposed X Factor fashion wars are heatng up, but who's winning?

Gary Barlow and Louis Walsh have continued to play it safe with their suits, Nicole and Tulisa have reportedly been spending hundreds of thousands on top designer dresses.

A source tells Closer magazine this week: "Nicole has a £100k wardrobe so Tulisa is determined to make an impression with her outfits and has drafted in £80k worth of designer dresses and shoes."

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