By Katherine Sutherland For The Mail On Sunday
Published: 22:44 BST, 1 September 2018 | Updated: 22:44 BST, 1 September 2018
They say laughter is infectious, so when Prince Charles got a fit of the giggles yesterday, it wasn’t long before the Queen and Princess Anne were chuckling along too.
The trio dissolved into laughter as they attended the annual Highland Games in Braemar, close to the Royal Family’s summer retreat at Balmoral.
Charles, sitting in his kilt, was looking at a programme when he began smirking, perhaps at a photograph of his mother dressed in the full regalia of the Order of the Thistle. His sister