History of modern Western subcultures wider audience. A subculture of rural jazz and blues fans had mixed elements of jazz and blues into traditional cowboy and folk song styles to produce a crossover called western swing. Thanks to the prevalence of radio, this music spread across the United States in the 1940s. Radio was the first "almost instantaneous" mass media with the power to create large subcultures by spreading the ideas of small subcultures across a wide area. Bebop, a new jazz subculture, formed from the rebellion against the melodic stylings of swing; Notable players included Dizzy Gillespie and Charlie Parker. In turn, bebop spawned
Miles Davis he accompanied a singer. In 1945, he replaced Dizzy Gillespie in Charlie Parker's quintet. On November 26, Davis participated in several recording sessions as part of Parker's group Reboppers that also involved Gillespie and Max Roach, displaying hints of the style he would become known for. In Parker's song "Now's the Time", Davis played a solo that anticipated cool jazz. He then joined a big band led by Benny Carter, performing in St. Louis and remaining with the band in California. He again played with Parker and Gillespie. In Los Angeles, Parker had a nervous breakdown that put him in