Bands Chicago Band Chicago is an American rock band formed in Chicago, Illinois, in 1967. The group began calling themselves the Chicago Transit Authority in 1968, then shortened the name in 1969. Self-described as a "rock and roll band with horns", Chicago's songs often combine elements of classical music, jazz, R&B, and pop music. Growing out of several bands from the Chicago area in the late 1960s, the line-up consisted of Peter Cetera […] todayNovember 30, 2022 14