Which celebrity launched a smartphone in 2013 called the 'BlackBerry Z10 Gold' that sold fewer than 200 units despite a $5 million marketing campaign?

Throughout history, many celebrities have ventured into product lines and endorsements with varying degrees of success. While some celebrity products become billion-dollar empires, others crash and burn spectacularly. This trivia question focuses on one of the most notorious celebrity product failures that cost millions but disappeared almost immediately from the market.

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Alicia Keys
Will.i.am
Lady Gaga
Jay-Z