Princess Diana was first encouraged to speak with a spiritual advisor by Prince Andrew and Sarah, Duchess of York, in 1986 while she was struggling with her marriage to Charles.
The former Olympic swimmer, 47, cut a glamorous figure in a red blouse and matching trousers as she joined Prince Albert, 67, at the annual occasion in Monte Carlo over the weekend.
While some celebrities turned heads in chic ensembles as they briefly transformed the pit-lane in Monaco into their own personal runway, others completely missed the sartorial mark on Sunday.
In a rare interview, James Middleton, 38, said his relationship with his sister the Princess of Wales, 43, has remained unchanged since she joined the Royal Family.