From the definitive X Factor days of Dannii and Cheryl, watching the outfits has always been a big part of my X Factor viewing. Last year Nicole Scherzinger was consistently amazing in her choices, upstaging her brash co-star Tulisa on a number of occasions. This year, we are set for a different view on fashion with returning judge Sharon Osbourne. Sharon is as cool as hell in my eyes, but she is also 62 and a grandmother, and so will be looking for different things from her X Factor wardrobe. Also, although she is stylish, she could never be called an icon of style, in the way that Nicole has…