Despite speaking about how excited they are about their new nephew Baby Archie, the Duke and Duchess of Cambridge are yet to meet the little royal.
The couple became an auntie and uncle for the second time last week when Meghan Markle and Prince Harry welcomed their first child.
The day after he was born Kate and Wills said they were looking forward to meeting him, and sources have now claimed the special day will be tomorrow.
Speaking on Good Morning America, royal expert Omid Scobie said: "Archie's first week at home with mum and dad was quiet, they wanted that personal space with their newborn.
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"This week it's all about the visitors with the Duke and Duchess of Cambridge visiting tomorrow and the Prince of Wales visiting later this week."
It's not clear if Kate and Wills will take Prince George, Princess Charlotte and Prince Louis along with them to meet their little baby cousin.
Speaking after the birth, the Cambridges chatting about the new member of the family during an official engagement.
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William said: "Obviously thrilled, absolutely thrilled, and obviously looking forward to seeing them in the next few days when things have quietened down.
"I'm very pleased and glad to welcome my own brother into the sleep deprivation society that is parenting."
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Kate also added: "As William said, we're looking forward to meeting him and finding out what his name's going to be so so it's really exciting for both of them and we wish them all the best.
"These next few weeks are always a bit daunting the first time round so we wish them all the best."
