This American art form gained popular support and traction in the post-war era, after seeing early success in swing and big band form. Artists like Miles Davis brought jazz music to the mainstream, and the genre underwent many changes over the years, from bop to fusion. Jazz can incorporate any number of musical instruments, but horns are often associated with the average jazz quartet or trio. Browse through top-rated legal jazz songs from underground bands and independent artists. Sign up now for free jazz music dowloads or start adding mp3s to your own personal playlist.