As the young members of the royal family continue to grow up, it is incredible to see the special family bond they share, particularly when they are photographed at official outings.
Louis and Mia were captured in a number of sweet images, affectionately laughing at each other whilst walking behind Prince George, and it's safe to say we are obsessed with their sweet bond!
Keep scrolling to see Prince Louis and Mia Tindall's sweetest cousin photos...
One standout moment has to be the wonderful instance when Mia was entertaining Louis in the audience for Party at the Palace. The pair were having their own fun whilst their fellow family members, George, Charlotte, and Savannah and Isla Phillips, chatted in their seats.
Mia got the giggles on Christmas Day as she and Louis walked to meet members of the public at Sandringham ahead of their annual church service. The cousin duo adorably walked hand in hand.
Mia pulled out all the stops to make her prince cousin laugh and was pictured hilariously sticking out her tongue at Louis, who was photographed facing away from the camera.
Prince George, Princess Charlotte, and Prince Louis have all previously joined their parents on Easter Sunday at the service at St George's Chapel, Windsor
Prince William revealed what he gets up to with his wife Princess Kate and their children, Prince George, Princess Charlotte and Prince Louis at Anmer Hall in Norfolk