Nottingham city centre has been bathed in blue to celebrate the birth of the royal baby to The Duke and Duchess of Cambridge.
The young prince and parents are tonight spending their first night at home at Kensington Palace.
ITV News' Business Editor, Laura Kuenssberg, looks at how the royal baby could provide a much needed boost to the economy.
As news of the royal birth is celebrated around the globe a flood of souvenirs and memorabilia will go on sale to mark the occasion.
In London and around the world politicians, celebrities and members of the public have been celebrating the news of the royal birth.