people think, wow, this is an incredible palace. >> reporter: this is also a working palace, a staff of 60 upstairs will attend to the guests' every need and this is the level of detail, using an antique measuring stick to make sure every glass sits a certain distance from the table's edge, a perfect line, a perfectly polished glasses ready to be handed to the guests, including monarchs, prime ministers and diplomats. during this most exclusive of wedding receptions, the public will get a chance to see the newlyweds. about half past 1:00 we expect them to come out on the balcony for what's bound to become an iconic moment in history when prince william kisses his princess. max foster, cnn, buckingham palace, london. joining me to give us perspective on the day and the various parts of it, sarah hayward, the ultimate wedding planner extraordinaire. we look at this day, several