One of my all-time favorite Stevie Wonder tunes—Knocks Me Off My Feet—has a beautiful harmonic moment that’s easy to miss.

The term is applied to radically different compositions across more than 1,000 years of history. We need a better definition.

The pop star then switched up the lyrics to the song, singing, “Karma is the guy on the Chiefs coming straight home to me,” causing Kelce to flash a big grin. The "Blank Space" singer's dad ...