the bride or would she? >> and a sea of other guests. a bit of royal sparkle. >> i was just rye trying to impress you. >> this is a special edition of "piers morgan tonight." i'm outside buckingham palace. less than 48 hours to go to the big wedding. the crowds beginning to flock all over london for the big day. i've been talking about two royal experts. two ladies who have written very successful books. katie nicole, who wrote william and harry, behind the palace walls. i'm joined by an historian, best selling author of "the red queen." which is today on charts. everybody's going royal crazy here. let me bring you in first. we're less than two days away. what's happening? >> the countdown really is beginning now. kate middleton left the bucklebury family home where her parents live in chapel row.