Which famous person launched a smartphone app called 'Kimoji' that crashed Apple's App Store due to overwhelming demand but later faced controversy for its high subscription price and limited functionality?

Even the most famous personalities sometimes stumble when launching their own products. Behind the glamour and influence, there are notable product failures that teach valuable lessons about brand extension, market research, and consumer expectations. Test your knowledge about these high-profile product missteps and what they reveal about the challenges of leveraging personal fame for product success.

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Kim Kardashian
Beyoncé
Taylor Swift
Selena Gomez