Sonic Youth was one of the most unlikely success stories of underground American rock in the '80s. Where contemporaries R.E.M. and Husker Du were fairly conventional in terms of song structure and melody, Sonic Youth began their career by abandoning any pretense of traditional rock & roll conventions
Just before his death in 1991, Miles Davis teamed up with rapper Easy Mo Bee to make a jazz/hip-hop album called "Doo Bop." This wasn't the first time Davis had done something utterly new -- his entire career was devoted to jazz-faring exploration.
Playing with such supernovae as Charles Mingus