Add Yahoo as a preferred source to see more of our stories on Google. In 1967, one song didn’t just top the charts—it became the biggest-selling single of the entire year. More than three decades ...

In 1967, one song didn’t just top the charts—it became the biggest-selling single of the entire year. More than three decades later, it climbed the charts all over again. Released in late 1966, “I’m a ...