Which celebrity collaboration with a sportswear brand became the most profitable athlete-endorsed line ever, earning over $3 billion annually by 2019?

In the world of marketing, celebrity brand collaborations can transform a company's fortunes overnight. These partnerships often become iconic, generating billions in revenue and cultural impact. But behind these headline-grabbing deals are strategic masterminds who negotiate and conceptualize these partnerships. Test your knowledge about some of the most successful celebrity product collaborations that changed the game for major brands.

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LeBron James with Nike
Michael Jordan with Nike (Air Jordan)
Serena Williams with Puma
Cristiano Ronaldo with Adidas