Which music artist pioneered the modern celebrity endorsement model in 2003 with a groundbreaking $50 million deal that included equity ownership rather than just a standard fee?

The relationship between musicians and product endorsements has evolved dramatically over the decades, creating new revenue streams that sometimes rival music sales themselves. From signature instruments to beverage deals, technology partnerships to fashion lines - the modern artist often becomes a brand unto themselves. This poll tests your knowledge about a pivotal moment in music industry endorsement history that changed how artists and brands collaborate.

This is a live public trivia poll on AIPolls.Net. Vote and see real-time results.

50 Cent with Vitamin Water
Britney Spears with Pepsi
Jay-Z with Reebok
Justin Timberlake with McDonald's