The film opens in 1963 as the FTC is investigating the company, which is $2 million in debt.
It all begins when a tragic fan accident ends the life of Mr. Rose, the scientific genius behind Rose's Manure Company, forcing his cosmetics salesgirl daughter Rosemary (Téa Leoni) to take control of the company. Rosemary isn't sure if she has a nose for the family business, but when she discovers the company is about to go under, she is determined to find a way to keep the company successful. She's going to need the help of her father's best salesmen led by Patrick Fitzpatrick (Billy Bob Thornton), who begins tutoring her in the fine art of bullshitting.