Having a special jacket prepared for when you win, just to show everyone how great you are... it's all a bit vulgar. And yeah, his walk-on outfits are laughable. Some people say that it's due to sponsorship obligations, but I don't remember anyone else walking on in a white 3-piece suit with their initials on it. I bet he has pyjamas with a picture of his face on the front, and a caption saying "Roger's the greatest". Perhaps a crossed-rackets (racquets?) motif on the back, with his signature beneath it (in gold).