The Duke and Duchess of Sussex have debuted four-month-old Archie in Cape Town, South Africa on Wednesday.

As the royal family is on a 10-day tour in South Africa, their schedule is jam-packed full of engagements, including meeting with anti-apartheid activist Archbishop Desmond Tutu.

During the visit, Duchess Meghan can be heard revealing her special nickname for her son – “Bubba”.

In a video of the family arriving, Meghan can be heard saying “Oh, Bubba!” as she carries him into the building.

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Happy family 😍👪❤️@meghanmarkle_official

A post shared by Meghan Markle 🔵 (@meghanmarkle_official) on Sep 25, 2019 at 11:23am PDT

Fans were thrilled at the reveal of the new nickname.

“Super sweet—Bubba!” one fan gushed.

“It looks he has moms eyes. Wow he is such a happy baby. Beautiful family,” another fan said.

The pair’s royal tour of Africa will see Prince Harry heading to Botswana, Angola and Malawi with a special focus on wildlife protection whereas the Duchess will remain in South Africa.

The royal family’s Africa visit ends on October 2nd .Â