Which bands collaborated to blend rock and rap music and hip-hop cross musical genres and color lines?

beastie boys and kurtis blow

run-d. m.c. and aerosmith

sugarhill gang and aerosmith

run-d. m.c. and metallica

The bands which collaborated to blend rock and rap music and helped hip-hop cross musical genres and color lines are Run-D.M.C. and Aerosmith, they were said to have changed pop music. It was a revolution, a change in music history.