Which famous athlete's signature product line was discontinued by Nike after just one year, resulting in an estimated $100 million loss for the company?

Even the most famous people in the world can't guarantee retail success! This trivia tests your knowledge about notable product failures backed by celebrities. While star power can drive initial interest, it doesn't always translate to sustained market success. These cases have become legendary lessons in retail strategy and product development, showing that celebrity endorsements alone can't overcome fundamental flaws in product-market fit.

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Lance Armstrong's LIVESTRONG apparel
Serena Williams' 'Aneres' clothing line
Shaquille O'Neal's 'Dunkman' shoe collection
Kobe Bryant's first signature line (pre-Zoom Kobe)