We put former ' X Factor ' contestant and 'Big Brother's Bit On The Side' host Rylan Clark through his showbiz paces to see where on the celeb-o-metre he resides... Rylan Clark 1. Who's the most famous name in your mobile? It has to be Nicole Scherzinger ! I spoke to her this morning. I'm going to go over and have a sleepover with her soon. I'm a Scherzy boy for life! 2/5 2. Most bizarre thing ...