BeforeMeghan MarkleandPrince Harrywelcome their first child, they’re perfecting their roles as aunt and uncle!

The sweet personal message could be another clue thatMeghan is helping run the @SussexRoyal Instagram page.

Of course, Meghan and Harry are expecting a little one of their own any day now – a new playmate for Louis!

Chris Jackson/Getty; Inset: Duchess of Cambridge/REX/Shutterstock

Prince Harry Meghan Markle Prince Louis

While Meghan and Harry used to live at Kensington Palace in London, where William, Kate and their three children call home, the newlyweds aren’t able to pop over to Apt. 1A as easily now. Meghan and Harry recently moved toWindsor Castle’s Frogmore Cottage— some 25 miles west of London.

Meghan Markle and Prince Harry in March 2019.

The Duke And Duchess Of Sussex Attend A Commonwealth Day Youth Event At Canada House

Theroyal family’s official Instagram accountalso shared the three new photos ofPrince Louisto celebrate his first birthday.

Prince Charlesand Camilla, Duchess of Cornwall, chose a silly snap from thefamily’s group photo shootearlier this year, released in honor of Charles’ 70th birthday in November. In the outtake, Louis curiously puts his hand on his grandfather’s face, causing Charles (and the rest of the family!) to laugh.

“Happy Birthday toPrince Louis, who turns one today. 🎉,” they wrote. “This photograph was taken to mark The Prince of Wales’s 70th birthday last year.”

PA Images/Sipa

Prince Louis 1st birthday

Prince Louis 1st birthday

“He really is the most cheerful, smiley little boy – he’s always so happy and content,” a source tells PEOPLE ofPrince Louis.

source: people.com