Which celebrity's smartphone app called 'Kimoji' crashed the Apple App Store upon its 2015 launch due to overwhelming demand, only to be discontinued four years later despite its initial success?

Even the most famous people can stumble when entering the product market. This trivia tests your knowledge about notable product failures launched by celebrities. These cautionary tales demonstrate that star power alone doesn't guarantee retail success, and highlight the importance of market research, product development, and authentic brand alignment in product launches.

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Kim Kardashian
Beyoncé
Justin Bieber
Taylor Swift