Jazz standard and Billy Strayhorn's "Take the 'A' Train" (1941). With the big bands struggling to keep going during World War II, a shift was happening in jazz in favor of smaller groups. Some swing era musicians, such as Louis Jordan, later found popularity in a new kind of music, called "rhythm and blues", that would evolve into rock and roll in the 1950s. Bebop emerged in the early 1940s, with Charlie Parker, Dizzy Gillespie and Thelonious Monk leading the way. It appealed to a more specialized audiences than earlier forms of jazz, with sophisticated harmonies, fast tempos and often virtuoso musicianship.
John Coltrane and Johnny Hartman John Coltrane and Johnny Hartman John Coltrane and Johnny Hartman is a 1963 studio album featuring John Coltrane and Johnny Hartman. It was inducted into the Grammy Hall of Fame in 2013. Although it is often reported that Coltrane and Hartman had known each other since their days playing with Dizzy Gillespie's band in the late 1940s, the truth is that their time in the band never overlapped. Coltrane might have heard Hartman sing at a 1950 Apollo Theater performance at which they shared the stage. Hartman is the only vocalist with whom the saxophonist would record as a leader.