weeks in the making. now it's countdown and like the bride and groom, those who were here to bear witness to the nuptials will be praying they go off without a hitch. >> it really has drawn people from around the world. live central london and wedding presenter for chinese tv james chow is there. good morning to you. give us a sense of the scale of your operation, how many people have you got in london for the royal wedding? >> well, colin, thanks so much for having us here. not quite as large as probably katie couric and her team are bringing over from america. there is huge interest over in china as much as there probably is over in other parts of the world. >> what's your expected audience? how many people are likely to switch on to watch it -- what's the time difference? how is that going to work? >> the time difference is great. it's seven hours. we were joking in the newsroom this is a wedding made for chinese tv because when they start at 11:00 a.m., it will be 6:00 p.m. in beijing which is where we move into the primetime