The regal family is expected to attend the morning service on Christmas Day in Sandringham, as they did previous year. The family usually switch it up and spend one year with William's family and the next with Kate's.
Meghan showed off her baby bump in a navy blue dress, while the Duke of Sussex wore the same color coat and trousers.
Right now, multiple sources have confirmed to Vanity Fair's royal correspondent Katie Nicholl that Meghan and Harry are looking at "options".
The Duke and Duchess of Sussex were spotted leaving the church by a side door, before climbing into a waiting auto.
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Some of the additional material surfaced as a result of The Australian newspaper's investigative podcast The Teacher's Pet . Homicide Squad Commander, Detective Superintendent Scott Cook, praised the work of Strike Force Scriven investigators.
On top of Meghan and Kate's feud, many reports suggested Prince William and Kate had chose to spend Christmas away from the Royal Family. She also wore the Royal Family Order - a personal gift from the queen - for a third time.
On Christmas Day, they join the congregation for the morning service at St. Mary Magdalene Church in Sandringham. Lunch is traditional with local Norfolk roast turkey from the region, a salad with shrimp or lobster and vegetables such as Brussels sprouts, carrots and parsnips.
The Christmas trees at the Palace were grown in the grounds of the Queen's other royal residence, Windsor Castle.
Since their wedding in 2011, William and Middleton have alternated spending Christmas between their families.
"So my biggest piece of advice would be to take some time and don't be in a hurry to do anything", the 54-year-old told the publication. In-laws are not typically invited to the royals' Christmas celebrations.