Sarah Ferguson using her title to make millions after she divorced Prince Andrew, a royal expert has claimed.The Duchess of York divorced Prince Andrew in May 1996, four years after they announced they were separating.Sarah Ferguson, also lovingly known as 'Fergie', famously became wrapped in controversy just months after splitting with Andrew when she was photographed having her toes sucked by Texan millionaire John Bryan on holiday.Gertrude Daly, who runs the Gert's Royal podcast, claims the royal family "didn't like Sarah using her title to make millions promoting Weight Watchers or other products." After splitting with the Duke, the Duchess of York embarked on an 11-year relationship with Weightwatchers where she endorsed the company.