From "I'm Lovin' It" to "It's Finger-Licking Good," we're breaking down how popular fast food slogans have evolved over the past few decades.

We’ve all been reeled in with a fun slogan. It’s what brands use to catch someone’s eye and make them think for a second. It’s also what a simple association that helps people connect with a brand.

Add Yahoo as a preferred source to see more of our stories on Google. You know a slogan is working when you don't need to say the brand beforehand. For example, most people know what "Just Do It" ...