Penny Cullen of Tigerlily Weddings started by telling us that she has a very strong sneaking suspicion that Kates dress and accessories will be by Alexander McQueen fuelling rumours that the designer favourite will be the name behind the bride's wedding-day outfit.
Chatting to the wedding planner only moments ago, Penny revealed that for the evening celebrations in which three of the Buckingham Palace state rooms will be transformed into a nightclub Prince Harry has called in the expertise of close friend Guy Pelly to organise a Mayfair-nightclub style evening with a private bar featuring a treasure chest full of cocktails and lots of cheekiness and fun, all followed by a 6am survivors' breakfast for those still going!
"This definitely feels like a personal wedding with personality; very regal but real!" Penny told us.
Watch this space for more from Penny as the day progresses...