You’d have to go back decades to find a classic-rock artist who had a song that topped the Billboard Hot 100. Fifty years ago, though, it wasn’t uncommon for veteran rock acts to find themselves at No ...

Back in the 1950s and 60s, rock 'n' roll music went from being underground to becoming mainstream and commercial. By the 1970s, record labels had a pretty clear idea of what they wanted from artists, ...