The world's media are camped outside the London hospital where the Duke and Duchess of Cambridge, popularly known as Prince William and his wife Kate, are due to have their baby any day .

And royal lookalikes and their sponsor companies are cashing in on the global attention. Today, William and Kate lookalikes walked up to the hospital entrance.

While journalists were still wondering whether this could really be the Duke and Duchess of Cambridge, the couple revealed t-shirts promoting Britain's Sun newspaper.

"The Sun - No 1 for Royal Baby News", the t-shirts read.

Sign up to our free newsletters

Get the best updates straight to your inbox:
Please select at least one mailing list.

You can unsubscribe at any time by clicking the link in the footer of our emails. We use Mailchimp as our marketing platform. By subscribing, you acknowledge that your information will be transferred to Mailchimp for processing.