Which athlete signed a groundbreaking lifetime deal with Nike in 2015, estimated to be worth over $1 billion, changing how brands structure long-term partnerships with celebrities?

Brand ambassadors can make or break a product's identity. The right celebrity partnership can catapult a brand into cultural relevance, while a mismatch can become a marketing disaster. This trivia tests your knowledge of iconic celebrity-brand partnerships that changed the trajectory of famous products. Do you know which stars helped transform these brands?

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LeBron James
Cristiano Ronaldo
Serena Williams
Michael Jordan