Which famous brand slogan was originally created as a temporary campaign but became so successful that the company permanently adopted it after seeing an 18% sales increase?

Test your knowledge about the fascinating origins of some of the world's most memorable brand slogans! Many iconic taglines have interesting backstories or were created in unexpected ways. This poll challenges you to identify the true origin of a famous slogan that revolutionized a brand's identity and became deeply embedded in pop culture. Do you know the real stories behind the catchphrases we hear every day?

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

Nike's "Just Do It" (1988)
Apple's "Think Different" (1997)
McDonald's "I'm Lovin' It" (2003)
Coca-Cola's "Open Happiness" (2009)