Which celebrity endorsement deal is credited with saving a struggling athletic brand, increasing its market value from $800 million to $4 billion within a decade?

The world of pop culture and product endorsements have been intertwined for decades, with celebrities lending their star power to boost brand recognition and sales. Some endorsement deals have become legendary in their impact, transforming both the celebrity's career and the brand's market position. Test your knowledge about one of the most influential celebrity endorsement deals in pop culture history!

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Michael Jordan's partnership with Nike, launching Air Jordan in 1984
Beyoncé's collaboration with Pepsi starting in 2012
George Clooney's Nespresso campaign beginning in 2006
Taylor Swift's partnership with Diet Coke in 2013