This was a pretty special week even by X Factor standards. Kelly Rowland was back after  recovering from the devastating illness that had left her with the ‘worst pretending to be ill’ voice ever. Frankie Cocozza was back to fight another week, and Louis and Gary were most definitely not enjoying each others company. Not all sunshine and smiles, that’s for sure. But this was a vintage week for X Factor style. And with Florence Welch as the amazing musical guest wearing a  glorious Art Deco style design,and Mischa B looking fierce in an Oasis tailcoat, this was the best fashion display yet from this series. First  Up – Kelly…