Queen Elizabeth reportedly grew increasingly frustrated with Sarah Ferguson during the later years of her life, as a string of financial controversies surrounding the former Duchess of York continued to cause headaches behind palace walls.
Ferguson, 66, married the then-Prince Andrew, also now 66, in 1986 and joined the royal family during a period of intense public fascination with the younger generation of royals.
Although the pair divorced in 1996, they remained unusually close, continuing to share homes and maintain a public friendship – a dynamic that often kept Ferguson orbiting royal circles long after their marriage ended.
According to palace insiders, the mounting controversies eventually led the late monarch to privately give Ferguson a cutting nickname: