| # | Title | Rating | Length |
|---|
| 1 | Questions 67 and 68 | 3 | 3:25 |
| 2 | Beginnings | | 2:51 |
| 3 | Make Me Smile | | 2:58 |
| 4 | 25 or 6 to 4 | | 2:55 |
| 5 | Does Anybody Really Know What Time It Is? | | 2:45 |
| 6 | Free | | 2:19 |
| 7 | Colour My World | | 3:00 |
| 8 | Saturday in the Park | 4 | 3:56 |
| 9 | Dialogue, Pt. I & Pt. II | | 5:04 |
| 10 | Feelin' Stronger Every Day- assistant recording engineer:
- Jeff Guercio (in 1973-02)
- recording engineer:
- Wayne Tarnowski (in 1973-02)
- producer:
- James William Guercio
- assistant mixer:
- Richard Blakin (in 1973-02)
- mixer:
- Phil Ramone (in 1973-02)
- lead vocals:
- Peter Cetera
- phonographic copyright (℗) by:
- CBS, Inc. (in 1973), Warner Strategic Marketing Inc. (in 1973), Rhino Entertainment Company (in 2002) and Warner Strategic Marketing Belgium (in 2004)
- recorded at and mixed at:
- Caribou Ranch Recording Studio in Nederland, Colorado, United States (in 1973-02)
- recording of:
- Feelin’ Stronger Every Day (in 1973-02)
- writer:
- Peter Cetera (in 1973) and James Pankow (in 1973)
- publisher:
- BMG Songs, Inc., Copyright Control , Don Williams Music Group, Moose Music, Universal Music Publishing MGB Ltd. and Big Elk Music (in 1973)
| | 4:16 |
| 11 | Just You 'n' Me | | 3:45 |
| 12 | (I've Been) Searchin' So Long | | 4:20 |
| 13 | Call on Me- recording engineer:
- Armin Steiner (strings)
- engineer:
- Jeff Guercio and Wayne Tarnowski
- producer:
- James William Guercio
- mixer:
- Phil Ramone
- lead vocals:
- Peter Cetera (from 1973-08 until 1973-12)
- phonographic copyright (℗) by:
- CBS, Inc. (in 1974) and Rhino Entertainment Company (in 2002, in 2007)
- recorded at:
- Sound Labs, Inc. in Hollywood, Los Angeles, California, United States and Caribou Ranch Recording Studio in Nederland, Colorado, United States (from 1973-08 until 1973-12)
- recording of:
- Call on Me (from 1973-08 until 1973-12)
- lyricist:
- Lee Loughnane
- composer:
- Lee Loughnane (in 1973)
- publisher:
- Big Elk Music, COM Music, IQ Music Ltd. and Spirit Music Publishing Ltd.
| | 4:04 |
| 14 | Wishing You Were Here | | 3:00 |
| 15 | Old Days | 3.5 | 3:32 |
| 16 | If You Leave Me Now- recording engineer:
- Armin Steiner (from 1976-03 until 1976-04: strings)
- assistant engineer:
- Tom Likes
- engineer:
- Wayne Tarnowski
- producer:
- James William Guercio
- acoustic guitar and bass:
- James William Guercio (from 1976-03 until 1976-04)
- lead vocals:
- Peter Cetera (from 1976-03 until 1976-04)
- French horn arranger and strings arranger:
- Jimmie Haskell
- phonographic copyright (℗) by:
- CBS, Inc. (in 1976), Rhino Entertainment Company (in 1976, in 2002), Warner Strategic Marketing Inc. (in 1976) and WEA International Inc. (in 1976)
- recorded at:
- Sound Labs, Inc. in Hollywood, Los Angeles, California, United States, Sound Labs, Inc. in Hollywood, Los Angeles, California, United States (strings) and Caribou Ranch Recording Studio in Nederland, Colorado, United States (from 1976-03 until 1976-04)
- mixed at:
- Caribou Ranch Recording Studio in Nederland, Colorado, United States (from 1976-03 until 1976-04)
- recording of:
- If You Leave Me Now (from 1976-03 until 1976-04)
- lyricist:
- Peter Cetera
- composer:
- Peter Cetera (in 1976)
- publisher:
- Big Elk Music, BMG Music Publishing Ltd., Copyright Control , Fairwood Music Ltd., Island Music Ltd., Polish Prince Music and Spirit Music Publishing Ltd.
| 4.2 | 3:58 |
| 17 | Baby, What a Big Surprise- assistant recording engineer and recording engineer:
- Armin Steiner (strings)
- assistant engineer:
- Tom Likes
- engineer:
- Wayne Tarnowski
- producer:
- James William Guercio
- acoustic guitar and bass:
- James William Guercio (in 1977)
- additional background vocals:
- Tim Cetera (in 1977) and Carl Wilson (in 1977)
- orchestrator:
- Peter Cetera, Dominic Frontiere and James William Guercio
- phonographic copyright (℗) by:
- CBS, Inc. (in 1977, in 1978), Chicago Records Inc. (in 1977) and Rhino Entertainment Company (in 2002, in 2007)
- recorded at:
- Caribou Ranch Recording Studio in Nederland, Colorado, United States and Sound Labs, Inc. in Hollywood, Los Angeles, California, United States (strings)
- mixed at:
- Caribou Ranch Recording Studio in Nederland, Colorado, United States
- recording of:
- Baby, What a Big Surprise (in 1977)
- orchestrator:
- Dominic Frontiere
- lyricist and composer:
- Peter Cetera (in 1977)
- publisher:
- BMG Music Publishing Ltd., BMG Songs, Inc., Island Music Ltd. and Universal Music Publishing MGB Ltd.
| 3 | 3:08 |
| 18 | Alive Again | 3 | 3:31 |
| 19 | No Tell Lover | 3 | 3:50 |
| 20 | Street Player | 5 | 4:22 |
| 21 | Thunder and Lightning | | 3:32 |
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