By Lucretia Munro When Katherine Ryan took to social media to tease the outfit she wore for the pre-recording of the Jonathan Ross show, it sparked a huge conversation among her followers. Usually, fans go wild for a star’s outfit but this time they were left in a state of high anxiety as her lilac dress, that was filled with holes all the way through, triggered those who suffered with Trypophobia – which is an aversion to the sight of repeated patterns. The mum of three, 40, who will be on tomorrow night’s programme (February 24) was on the ITV show along with film actor Ray Winstone, comedia…