Which iconic brand slogan was originally created as a temporary campaign but became so popular that the company made it their permanent tagline?

Pop culture is deeply influenced by iconic brand slogans that become part of our everyday language. Behind many of these catchphrases are fascinating stories of creative marketing triumphs. This trivia tests your knowledge about the origins of some of the most recognizable brand taglines that have shaped consumer culture and entered the pop culture lexicon. Can you identify which famous slogan has the most surprising backstory?

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

Nike's "Just Do It" - inspired by the last words of convicted murderer Gary Gilmore before his execution
Apple's "Think Different" - created by Steve Jobs himself during a meditation retreat
McDonald's "I'm Lovin' It" - adapted from a Justin Timberlake song that was written first
Kit Kat's "Have a Break, Have a Kit Kat" - originally a radio announcer's ad-lib that wasn't in the script