WHEN she was a bit-part TV actress, Meghan could never have imagined that one day the whole world would be hanging on her words.

On Sunday evening the Duchess of Sussex will vent her spleen to Oprah Winfrey about one of the globe’s most enduring institutions, the UK’s Royal Family.

Her husband Harry, once a cornerstone of that institution, will join the pair to add his tuppence worth.

It’s a TV event that looks set to rock the Royal Family to its core, unprecedented in its centuries-old history.

I believe the Sussexes are making a monumental error of judgment…