The December cover issue of Women’s Wear Daily calls Jessica Simpson the billion dollar baby. Her fashion line has managed to rake in nearly $750 million till date and may soon reach the $ 1 billion mark.

Simpson's fashion line, which includes handbags, clothing, shoes, accessories, fragrance and luggage retails at affordable price points. She is the girl next door and has great product that surrounds her, said Vince Camuto, who owns the brand's master license. People like her. People look at her as a style icon, he added.

This may be the first celebrity clothes line to manage so much in retail sales. According to WWD, Simpson plans to launch a sportswear line soon . Early estimates for the line expect it to generate between $150 million and $200 million within the next two years.

Since entering the fashion industry, I've envisioned including a sportswear line in my lifestyle brand, Simpson said in a statement. This new sportswear line reflects my evolving style, which combines comfort, femininity and flirty fun, she added.

Jessica may not be doing too well in her singing or acting career but she seems to have hit the nail with her fashion sense. In an industry where everyone from Victoria Beckham, Justin Timberlake, to Lopez have a clothes brand, she is easily the undisputed queen . Simpson, recently got engaged to NFL player Eric Johnson.