It's always rare for a royal family membe r to put a foot wrong, but Queen Camilla made a major etiquette mistake in how she commented about an actress' weight loss, RadarOnline.com can reveal.

King Charles III and Her Majesty, 78, were visiting Cyfarthfa Castle in Wales on November 14, and were greeted by several prominent Welsh personalities. However, it is at this moment that Camilla made the shocking comment to actress Ruth Jones about her transformation. Article continues below advertisement

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Camilla began a conversation with Jones as she made her way down the reception line, but didn't appear to recognize the Hattie star.

When Jones shared her name, the queen remarked, "Haven’t you lost masses of weig

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