Which celebrity endorsement deal reportedly generated the highest ROI (Return on Investment) for a retail brand in the last decade?

Celebrity endorsements have become a cornerstone of retail marketing strategy, with brands paying millions to associate with famous personalities. But which celebrity partnerships have truly moved the needle in terms of measurable brand value? This trivia tests your knowledge of how star power translates to retail success and the financial impact of these high-profile partnerships.

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Rihanna's Fenty Beauty partnership with LVMH, which increased the company's market value by over $5 billion within 15 months
Beyoncé's Ivy Park collaboration with Adidas, which sold out within hours but yielded a 10% overall brand value increase
George Clooney's Nespresso campaign, which doubled their market share in the US but cost $40 million annually
Michael Jordan's lifetime Nike deal, which created the Jordan Brand subsidiary but required a 5% royalty on all sales