Mainstream music of the 1970s was an ultra-groovy blend of disco, funk, R&B, soul, and rock ‘n’ roll—which also means that this particular decade had some of the best dance tracks of all time. Indeed, ...

Let’s be real. Asking someone to dance is a difficult thing. There is the worry of rejection, of being laughed at and pointed at. But then there’s the worry, of course, that the person might say yes.