Kate Middleton has gone into labour, the Duchess of Cambridge was admitted to St Mary's Hospital in Paddington, London at around 6am UK time.
Kate and her Husband, Prince William haven't revealed the gender of their 2nd baby who is the fourth in line to the throne.
She was taken to the Lindo Wing. It is believed she went into labor naturally.
Dr Guy Thorpe-Beeston is the Surgeon Gynecologist to the Royal Household who will deliver the baby.
Kensington Palace announced the news on Twitter.