When will Duchess Kate have the baby? Enter TODAY's pool to guess the next heir's birthdate, gender and more
Prince William and Duchess Kate will soon welcome another royal baby into the world!
William and Kate prepare for baby's arrivalPlay Video
Princess Di Photoshopped into christening pic: Touching, or creepy?
Royal family to paparazzi: Leave Prince George alone!
Dirty Harry? Prince Harry sports full beard in new photos
New wedding photos of Princess Diana surface, head to auction
And while the duchess has hinted at a due date, the next royal heir's birthdate (and name, gender and weight) are a royal mystery. TODAY wants to know what your royal baby predictions are.
Submit your best guesses below — they could be featured on air!