Prince Louis and Prince George had a sibling moment during their rare family outing with Prince William and Kate Middleton as well as Princess Charlotte to commemorate the 80th anniversary of VE Day.

Prince Louis was seen playfully mimicking his older brother, Prince George, during Monday’s event commemorating the 80th ...

Louis was seated between William, 42, and older brother Prince George, 11. The siblings both wore suits with ties. Kate ...

Prince Louis once again stole the show on May 5 at VE Day commemorations, including at one point playfully mocking older ...

Prince Louis' new birthday portrait included a royal first for the little prince! All about what Prince Louis wore and its ...

Kate Middleton and Prince William shared a new portrait of their youngest child, Prince Louis, as he turns 7 years old on ...

Louis sat beside his dad the Prince of Wales, 42, and eldest brother Prince George at the Queen Victoria Memorial outside ...

The royal siblings stepped out alongside their parents for a special palace event commemorating the end of World War II in ...

Prince Louis was filmed leaping off a log and pressing his face up against the camera during his seventh birthday portrait ...

The royal kids are growing up so fast! Prince Louis, the youngest child of Prince William and Kate Middleton, is celebrating ...

Prince Louis celebrated his birthday on Wednesday after a roller-coaster year dominated by his mother's cancer treatment.

Prince William and Kate Middleton’s youngest child showed off his missing baby teeth in his 7th birthday portrait ... baby No. 3 joining siblings Prince George, 11, and Princess Charlotte ...