Chicago es, junto con Blood, Sweat & Tears (BS&T), la banda más representativa,1 y la más exitosa en términos comerciales,2 de lo que se dieron en llamar Big Bands de Rock. Se fundó en la ciudad de su mismo nombre, en 1967, aunque inicialmente se denominó "Chicago Transit Authority", nombre que debieron recortar por problemas jurídicos con la autoridad de transporte público de la ciudad. El grupo permanece activo en la actualidad.
| 1 | Together Again | Chicago X |
| 2 | One More Day | Chicago 18 |
| 3 | If It Were You | Twenty 1 |
| 4 | Ballet for a Girl in Buchannon: Fancy Colours | Chicago II |
| 5 | If She Would Have Been Faithful | Chicago 18 |
| 6 | Just You 'n' Me | The Very Best of Chicago: Only the Beginning |
| 7 | In the Country | Chicago II |
| 8 | It Better End Soon: Where Do We Go from Here | Chicago II |
| 9 | (I've Been) Searchin' So Long | Chicago Ix: Greatest Hits 69-74 |
| 10 | Once In A Lifetime | Chicago 17 |
| 11 | It Better End Soon: 1st Movement | Chicago II |
| 12 | You're The Inspiration | Chicago: Greatest Hits 1982-1989 |
| 13 | Hideaway | Chicago VIII |
| 14 | Poem 58 | Group Portrait |
| 15 | It Better End Soon: 2nd Movement | Chicago II |
| 16 | I Don't Wanna Live Without Your Love | Chicago: Greatest Hits 1982-1989 |
| 17 | Ballet for a Girl in Buchannon: Colour My World | Chicago II |
| 18 | Somebody, Somewhere | Twenty 1 |
| 19 | Feelin' Stronger Everyday | If You Leave Me Now |
| 20 | Poem for the People | Chicago II |