Earth Wind and Fire are an R & B group that took the world by storm beginning in the 70's. Their exciting and energetic flow of rhythm and instrumentals didn't let the audience leave the dance floor, and allowed them to grow immensely in popularity. R & B requires a strong backbone to be present, as it exemplifies the strong rhythmic element to the music, and keeps the song strong in the memory of those who listen to it. A solid R & B song also requires a combination of different music genres, so as to give the audience an uplifiting beat, and one that wants to make them move. This brings up the final element of R & B, which is the dancing and stylish moves on stage. This gives the audience the want to dance, and gives a much more upbeat atmosphere among the audience members, therefore boosting the entertainment value of a concert performed by a talented R & B band such as Earth Wind and Fire.