Cue the excitement: Kate Middleton is in the early stages of labour and has been admitted to hospital, according to AAP.
Kensington Palace just tweeted the following statement, sending fans into meltdown: "Her Royal Highness The Duchess of Cambridge was admitted to St. Mary’s Hospital, Paddington, London earlier this morning in the early stages of labour. The Duchess travelled by car from Kensington Palace to the Lindo Wing at St. Mary’s Hospital with The Duke of Cambridge."
According to the Sydney Morning Herald, a police guard has been established outside the Lindo Wing.
The youngest royal baby will be fifth in line to the throne after Prince Charles, Prince William, Prince George and Princess Charlotte.
We'll keep updating this story as it develops. Let the baby watch begin!