Which fast food chain's 'I'm Lovin' It' jingle was originally performed by Justin Timberlake as part of a $6 million deal that helped launch his solo career?

Advertising jingles have become embedded in our cultural consciousness, sometimes outliving the products they promoted. The most successful advertising earworms transcend marketing to become part of our shared pop culture experience. This poll tests your knowledge of one particularly influential jingle that transformed both a brand and popular culture. Can you identify the correct origin of this advertising phenomenon?

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McDonald's
Burger King
Wendy's
Taco Bell