Princess Kate Middleton’s annual “Together at Christmas” carol service featured an extra-special performance. Kate, 43, and ...

Just hours after Kate Middleton and Princess Charlotte's surprise piano duet aired, the mom and daughter joined the royal ...

This year's Together at Christmas special was filmed at Westminster Abbey on Dec. 5 and will air on ITV the night of ...

Princess Charlotte and Kate Middleton—who went into remission from cancer earlier this year—put their piano skills on display with a performance on ITV's Royal Carols: Together at Christmas Dec. 24.

Scottish composer Erland Cooper, who wrote the piece of music that the Princess of Wales performed with her daughter at the ...

The mother-daughter duo taped a performance inside Windsor Castle for the television broadcast of the Princess of Wales’s ...

Princess Charlotte's piano performance with Kate Middleton has become the most popular video on the official YouTube channel ...

The Princess of Wales and Princess Charlotte shared a surprise (and poignant) moment at the royal Christmas carol service.

Kate Middleton and Princess Charlotte performed an endearing piano duet of Holm Sound by Erland Cooper at the annual ...

A video of Kate Middleton, the Princess of Wales, and her daughter, Princess Charlotte, came as a sweet surprise for the fans. In a Christmas message from the royal household, the mother and daughter ...

The service was held at Westminster Abbey, with William and Kate joined by Prince George, Princess Charlotte and Prince Louis ...

Kate Middleton and Prince William’s daughter Princess Charlotte joined her mother the Princess of Wales for a special piano ...