Just one day after Kensington Palace confirmed that Meghan Markle would be spending Christmas with the royal family, the Suits actress is making headlines for another unprecedented holiday move that has completely won over the Queen鈥檚 staff.

While there was no note of it in Markle鈥檚 official calendar, Rebecca English, a reporter for the Daily Mail, tweeted that Prince Harry and his fianc茅e made a surprise appearance at the Queen鈥檚 staff holiday party, which took place at Windsor Castle on Monday. People also confirmed their attendance.

Apparently, Markle was a huge hit with guests. 鈥淥ne person who met her told me that she was 鈥榗harm personified,'鈥 English tweeted. 鈥溾楽he held out her hand & said 鈥楬i, I鈥檓 Meghan.鈥 She was unbelievably beautiful and Harry looked so proud.鈥欌

English confirmed that her appearance was unexpected, tweeting, 鈥淵es, it was definitely a surprise to all those attended. And those that did meet her were absolutely blown away by her elegance and confidence. She鈥檚 gone down well with the staff, that鈥檚 for certain!鈥

The reporter also speculated that it was probably a way to 鈥渉elp [Meghan] get used to the 鈥楻oyal鈥 way of doing things鈥︹

Markle reportedly told guests that she and Harry had stayed at the castle over the weekend. It鈥檚 a special place for them, as it鈥檚 where they鈥檒l marry in May of next year. 鈥淭hey are delighted that the beautiful grounds of Windsor Castle will be where they begin their lives as a married couple,鈥 a Kensington Palace spokesperson said in a statement when their wedding was announced.

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(Photo via Chris Jackson/Getty)