Long before you could find all the music you could ever need on the iHeartRadio app, there were CDs. Music lovers would ... discs that came out in the '80s, '90s and '00s now have a lot of value.

with late-'80s music dominated by safe pop-metal and synthy dance music. GNR reshaped hard rock in their image on their 1987 debut album, 'Appetite for Destruction,' which sold 33 million copies ...