The matriarch, who has a fearsome reputation in the business, saw her husband leave record label Sony after 23 years because affiliated label EPIC dropped Kelly as an artist.
And now the shrewd businesswoman, who has recently beaten colon cancer, is looking to sell the pair as a package for a huge revenue.
A source explains, "Sharon is touting for fresh contracts for Osbourne major and minor - she believes she can offer the pair in a special package deal.
"Their level of fame is about as high as it gets, especially in America, so it's likely that someone will snap them up. But label bosses are wary of her because she's such a canny negotiator. She takes no prisoners."14/05/2003 14:03