Chicago

Of the relatively few number of instrumental hits recorded by pop group Chicago, Mongonucleosis recorded in 1974 remains a popular standout. This upbeat chart features a moderate rock groove, a catchy...

Of the relatively few number of instrumental hits recorded by pop group Chicago, Mongonucleosis recorded in 1974 remains a popular standout. This upbeat chart features a moderate rock groove, a catchy...

Of the relatively few number of instrumental hits recorded by pop group Chicago, Mongonucleosis recorded in 1974 remains a popular standout. This upbeat chart features a moderate rock groove, a catchy...

Of the relatively few number of instrumental hits recorded by pop group Chicago, Mongonucleosis recorded in 1974 remains a popular standout. This upbeat chart features a moderate rock groove, a catchy...

Of the relatively few number of instrumental hits recorded by pop group Chicago, Mongonucleosis recorded in 1974 remains a popular standout. This upbeat chart features a moderate rock groove, a catchy...

From the 1970 album by Chicago, this song displays the iconic rock/jazz sound the group is known for. Pop/show groups will love recreating the sound especially with the live horns and rhythm section.