McDonald, 48, explained that when she was eight months pregnant with her second child, she constantly touched her bump - something for which Markle has been criticized and teased. She carried a green clutch and wore green stilettos. "She'll be missed by everyone in the household", the source said.
The mother-of-four, who looked young for her age, added: "Kate asked me how old I was and said I looked like I didn't have any kids".
Although the brothers and their wives were all smiles at the annual Christmas Day service at Sandringham, when they all walked to church together, rumours of a supposed feud between the duchesses have continued to swirl in the tabloid press.
The Duchess will be very sad to see her go.
In January, the former Suits actress' bodyguard also left his role.
Cause of death of Shamima Begum's son Jarrah is revealed
The infant's father, a Dutch ISIS fighter who was captured and is being held in a nearby prison, was informed of the baby's death. The lawyer for Shamima Begum's family says there are "strong but as yet unconfirmed reports " that her baby son has died.
The Duchess of Sussex has endured a turbulent year at the hands of her family, with half-siblings Samantha, 54, and Thomas Jr, 52, repeatedly criticizing her for cutting off their father.
While, we would never take the sparkler off, there may actually be a very practical reason why the duchess was spotted without it.
Last month, he released excerpts from a private letter written by Meghan and mailed to him last August in response to a People article that claimed the Duchess was being "victimized" by her family.
But Britain's Duchess of Cambridge jumped miles away from her comfort zone in a purple silk pussybow blouse by Gucci and a pair of high-waisted Jigsaw pants - a bold move considering it's news when she wears pants of any kind.
"We did invite her, we're friends with other friends of hers so we're going to try to get her to come to the show", Katharine said. There were constant rumors a year ago about the two women hating one another.