Sarah Ferguson and Prince Andrew landed in hot water for bypassing the late Queen Elizabeth over their friendship with the Beckhams.
In a conversation with GB News, royal expert Angela Levin offered unknown insight into former bond between the Yorks and David and Victoria Beckham.
Andrew and Sarah apparently organized a birthday party for their youngest daughter, Harper, who turned six years old at the time, in Buckingham Palace without permission.
The quartet eventually fell out over undisclosed reasons, leading to a more cordial relations between the former footballer and King Charles.
"There are claims that actually it was Prince Andrew that Becks was all pally with, and that actually Prince Andrew had organized a birthday party for 6-year-old Harper Beckham in Buckingham Palace," Angela told the outlet. "Fergie did all that without actually asking for permission."
She added: "The royal family was absolutely furious about that. But they just felt they're now not getting on very well, so it was very difficult.
"The royal family was absolutely furious about that. But they just felt they're now not getting on very well, so it was very difficult."
The revelation comes in the wake of current row between Prince Andrew and the King over accommodation of the Royal Lodge.
Kourtney Kardashian and Travis Barker's son Rocky shares father's Coachella glory
Jessica Biel opens up about working with cast and crew of the upcoming show
Princess Kate makes life-changing decision after major triumph
Maggie Wheeler looks back on ‘Friends’ episode where she received the biggest shocking reaction
Kate Middleton's message gives glimpse of future plans for Prince William's reign
Grey's Anatomy star Eric Dane spotted in rare outing post recent ALS update