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.
Workin' with the Miles Davis Quintet is in fact a John Coltrane composition (originally titled "John Paul Jones", and from an earlier session led by bassist Paul Chambers; before the closing statement of theme, Coltrane and Davis play a bit of Charlie Parker's "The Hymn"). As his star rose in 1955, Davis formed a new quintet, featuring saxophonist John Coltrane, pianist Red Garland, bassist Paul Chambers, and drummer Philly Joe Jones. In order to fulfill contractual obligations, he recorded lengthy, spontaneous songs with the quintet, which were released over four albums—"Workin", "Cookin'", "Relaxin'", and "Steamin' with the Miles Davis Quintet". Prestige – LP 7166: All tracks