Which music artist's partnership as a brand ambassador reportedly increased Beats headphones' market value by approximately $3 billion before its acquisition by Apple?

The music industry has long relied on strategic partnerships with artists serving as brand ambassadors. These collaborations can dramatically transform a product's market position and consumer perception. How well do you understand the financial dynamics and impact of these high-profile partnerships? Test your knowledge about one of the most successful brand ambassador deals in recent music industry history.

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Dr. Dre
Jay-Z
Rihanna
Taylor Swift