Living such a public life has understandably left the Prince of Wales with only a close-knit circle of people that he can trust implicitly.
And while he has his cousins and the school and university friends that he and the Princess of Wales share, there is another group who are often praised for their discretion and support.The Spencer family have long made their devotion to Princes William and Harry clear, and can be frequently seen showing this support at important engagements.
And, after three of Charles, Earl Spencer's daughters, Lady Kitty, Lady Eliza and Lady Amelia, joined their cousin as he hosted the Centrepoint Awards 2024, it is clear that this remains a vital relationship.
Former BBC royal correspondent Jennie Bond exclusively told OK!: "I really admire the way the Spencer family have clearly maintained a close and private relationship with both William and Harry.
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