Which celebrity partnership with a fashion brand resulted in the creation of a separate billion-dollar clothing line that revolutionized celebrity brand extensions?

Celebrity endorsements have become a cornerstone of brand marketing strategies, creating powerful associations in consumers' minds. From athletic wear to luxury goods, famous personalities can dramatically impact a brand's perception and customer loyalty. This trivia tests your knowledge about some of the most strategic and successful celebrity-brand partnerships that have transformed product marketing in recent years.

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Rihanna's Fenty partnership with LVMH
Beyoncé's Ivy Park collaboration with Adidas
Kanye West's Yeezy collaboration with Adidas
Selena Gomez's partnership with Coach