Which celebrity lost an estimated $100 million in 2007 when their retail clothing line 'Pastelle' was canceled before it ever launched in stores?

While celebrity product endorsements often lead to success, sometimes even the biggest stars can't save a product from failure. This trivia tests your knowledge about one of the most notorious celebrity product flops in retail history - a case study in how fame doesn't guarantee retail success. Do you know which famous person's retail venture became a cautionary tale in the business world?

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Kanye West
Jessica Simpson
Jay-Z
Victoria Beckham