Heavy Rotation — Roll With the Changes, REO Speedwagon (You Can Tune a Piano, but You Can’t Tuna Fish, 1978) — Heavy Rotation was a music industry term for songs that, one way or another, got incessant airplay. It referred to the large amount of rotations that a particular record was given on turntables at radio stations. Since, until the 1980s, this was the only way to get new music into…