Prince Louis lives up to his reputation as the cheeky younger brother.
On December 11, Louis volunteered at a baby bank with his mother, Kate Middleton, and two older brothers, Prince George and Princess Charlotte.
In a video showing off their charity visit, the royals are seen sorting through donations and sorting out their clothes - a hilarious moment from Louis that is now going viral.
The moment happened when the Princess of Wales was folding laundry with her daughter Charlotte. Standing nearby was a curious Prince Louis, who began tossing another item of clothing onto the pile, adding to the workload for his mother and Charlotte.
“Big brother atmosphere”
Royal viewers were quick to take notice of Louis' playful antics in the video, which has nearly a million views at the time of publication.
"Louis is so cheeky!" one fan wrote on YouTube. Another joked: "Prince Louis feels like a big brother."
Meanwhile, others noted that the royal children appeared "well behaved" in the viral video.
"I love that Kate teaches her children to respect and empathize with those who are much poorer than themselves," one user commented. "The royal children do this very carefully and considerately."
Louis is a viral sensation
This isn't the first time Prince Louis has gone viral, with the young royal recently stealing the show at a Christmas carol concert at Westminster Abbey on December 8.
Louis attended the concert with Middleton, George, Charlotte and his father, Prince William, and caught the attention of royal lovers online after blowing out her sister's candles , People reported.
At the same time, the young man also went viral for his appearances at the coronation of King Charles in May 2023 and the celebrations of the late Queen Elizabeth II's Golden Jubilee in 2022.
Louis' playful reaction on the balcony of Buckingham Palace became a highlight of said event and remains a source of entertainment for royal fans everywhere.