In the mid-twentieth century takes elements of ballet, dance and contemporary tap. Since then, there are new styles that accentuate the body line, the mobility of the torso, etc.. There is also the work of fast legs and accurate, unlike the feet turned out like ballet, these are in parallel. Furthermore, exaggerated movements of individual parts of the body as the shoulders. "JAZZ" comes from the OLD FRENCH "JASM" VITALITY OR "Slang JAS," SEX. Jazz is a dance of energy and spectacular scenery. It is usually classified as a parody, comedy, freedom, irony and improvisation. "The dance jazz is an art popularize, a sort of mélange de social dance technologies” said Jean Sabatin, French critic. In contrast to Jack Cole

sums up this style by saying: "Jazz is urban folk." The different types of jazz are the traditional, gospel, soul, funk and Afro-Caribbean primitive. A style is more polished Broadway jazz. The latter is danced in musicals in New York and other cities of North America. It is dynamic, powerful, and is taught in most classes. Jazz is in music, concerts and video clips of pop music groups with a strong beat and simple. Hip hop, jazz rock is also known that this type of dance music. But the music of jazz, originally, has a rate much more complicated and is one of the dances that the dancers have the flexibility, with more changes. On Broadway, the most famous works are "History Westside" and "A Chorus Line." "Fame" and "Flashdance" are the most famous jazz films. Among the good are jazz dancers Katherine Dunham, Jack Cole, Alvin Ailey, Donald, Mc. Kayle and Talley Beatty. The rock or hip hop jazz dance to the music of Janet and Michael Jackson, Grace Jones, Dona Summer, Matt Bianco, Paula Abdul, Gloria Stefan deshinibida or Madonna.