Rap+and+Hip+Hop+Music

=Rap and Hip Hop Music= While used to refer to rapping, "hip hop" more properly denotes the practice of the entire thing, The term //hip-hop music// is sometimes used synonymously with the term //rap music,// though rapping is not a required component of hip-hop music; the genre may also incorporate other elements of hip-hop culture, including DJing and scratching, beatboxing, and instrumental tracks.
 * Hip hop music**, also called **hip-hop**, **rap/** **hip-hop music**, is a musical genre consisting of a stylized rhythmic music that commonly accompanies rapping, a rhythmic and rhyming speech that is chanted. It developed as part of hip hop culture, a subculture defined by four key stylistic elements: MCing/rapping, DJing/scratching, breaking/dancing, and graffiti writing. Other elements include sampling (or synthesis), and beatboxing.

Since the beginning of Rap/Hip Hop in the 1970's, many things within it have evolved, and many artists have embraced that, including MC Hammer, Run DMC, Lil Wayne, Biggie, Tupac.

Links: http://en.wikipedia.org/wiki/History_of_hip_hop_music, http://en.wikipedia.org/wiki/Hip_hop_music