She hasn't had her first baby yet but already bets are being placed on when the Duchess of Cambridge will have her second.
The prince or princess's university, career choice and even first girlfriend or boyfriend are attracting punters.
Paddy Power's Rory Scott.
(SOUNDBITE) (English) PADDY POWER SPOKESMAN RORY SCOTT, SAYING:
"We are taking bets from the baby's name, the arrival date, the weight, the hair colour, the magazine with the first pictures, even who is going to be holding the baby outside the church."
Royal baby bets are expected to outstrip those placed on the couple's wedding in 2011 by at least a third.
The big money is on the baby's name.
For a girl - Diana is a favourite, after Prince William's mother, as is Charlotte, Kate's sister's middle name.
James tops the boys list, followed by George - which has been a British King's name six times already.
(SOUNDBITE) (English) PADDY POWER SPOKESMAN RORY SCOTT, SAYING:
