The holiday season comes with a plethora of rules for Royal Family members. From their annual celebration at Sandringham to their Christmas Eve gift tradition, the royals have little time to stop and think over the holidays.

Prince William opened up on the Apple Fitness+ podcast ‘Time to Walk’ about what happens behind closed doors at the royal family’s annual Christmas morning church service at St. Mary Magdalene on the grounds of the Sandringham estate.

George, 11, Charlotte, 9, and Louis, 6, walked alongside their parents Prince William and Kate, the Princess of Wales, as members of Britain's royal family made their way into St. Mary Magdalene Church for their traditional Christmas Day service.

The royal children joined mom Princess Catherine and dad Prince William on the family's annual Christmas walk in Sandringham.

The Duke and Duchess of Cambridge, William and Kate, were the picture of happiness during their Christmas festivities at Sandringham this Wednesday. The Royal couple, who have married for 13 years, devoted time to engage with the public after the Christmas Day church service,

In addition to Charles and Camilla and William and Kate and their children, other royal family members who celebrate Christmas at Sandringham include Charles's sister, Princess Anne, and youngest brother Prince Edward, and their spouses, children and in the case of Anne, grandchildren.

Kate Middleton attended the royal family's Christmas walk months after announcing she is cancer-free, but Prince William still managed to safeguard his wife while she met with civilians. "She looked across at William and they exchanged a glance that came with an ignited smile,