TLC plans to dive deep into the family history.
"The marriage between Will and Kate has to work. If the monarchy has another series of marital problems, scandals, adultery, that's a disaster for the monarchy and I don't think the Queen can cope with it," Robert Jobson, author of "William & Kate: The Love Story" is seen saying in the preview.
The special will also go into the burning question on everyone's mind: When will Kate get pregnant?
"To be honest, her job is to have a baby, and the clamoring won't stop until she produce