| # | Title | Rating | Length |
|---|
| A1 | Quintessence- recording engineer and engineer:
- Frank Abbey
- producer:
- Bob Thiele
- bass:
- Milt Hinton (on 1961-12-22)
- drums (drum set):
- Osie Johnson (on 1961-12-22)
- French horn:
- Ray Alonge (on 1961-12-22), Earl Chapin (on 1961-12-22), Jimmy Buffington (on 1961-12-22) and Julius Watkins (on 1961-12-22)
- harp:
- Gloria Agostini (on 1961-12-22)
- piano:
- Patti Bown (on 1961-12-22)
- reeds:
- Oliver Nelson (on 1961-12-22), Jerome Richardson (on 1961-12-22) and Phil Woods (on 1961-12-22)
- trombone:
- Billy Byers (on 1961-12-22), Paul Faulise (on 1961-12-22), Curtis Fuller (on 1961-12-22), Melba Liston (on 1961-12-22) and Tony Mitchell (on 1961-12-22)
- trumpet:
- Thad Jones (on 1961-12-22), Joe Newman (on 1961-12-22), Ernie Royal (on 1961-12-22) and Snooky Young (on 1961-12-22)
- tuba:
- Harvey Philips (on 1961-12-22)
- conductor:
- Quincy Jones (on 1961-12-22)
- arranger:
- Quincy Jones
- recorded at:
- Capitol Studios in New York, New York, United States (on 1961-12-22)
| | 4:26 |
| A2 | Robot Portrait | | 5:30 |
| A3 | Little Karen | | 3:47 |
| A4 | Straight, No Chaser- recording engineer and engineer:
- Frank Abbey
- producer:
- Bob Thiele
- bass:
- Milt Hinton (on 1961-12-22)
- drums (drum set):
- Osie Johnson (on 1961-12-22)
- French horn:
- Ray Alonge (on 1961-12-22), Earl Chapin (on 1961-12-22), Jimmy Buffington (on 1961-12-22) and Julius Watkins (on 1961-12-22)
- harp:
- Gloria Agostini (on 1961-12-22)
- piano:
- Patti Bown (on 1961-12-22)
- reeds:
- Oliver Nelson (on 1961-12-22), Jerome Richardson (on 1961-12-22) and Phil Woods (on 1961-12-22)
- trombone:
- Billy Byers (on 1961-12-22), Paul Faulise (on 1961-12-22), Curtis Fuller (on 1961-12-22), Melba Liston (on 1961-12-22) and Tony Mitchell (on 1961-12-22)
- trumpet:
- Thad Jones (on 1961-12-22), Joe Newman (on 1961-12-22), Ernie Royal (on 1961-12-22) and Snooky Young (on 1961-12-22)
- tuba:
- Harvey Philips (on 1961-12-22)
- conductor:
- Quincy Jones (on 1961-12-22)
- arranger:
- Quincy Jones
- recorded at:
- Capitol Studios in New York, New York, United States (on 1961-12-22)
| | 2:29 |
| B1 | For Lena and Lennie | | 4:20 |
| B2 | Hard Sock Dance | | 3:22 |
| B3 | Invitation- recording engineer and engineer:
- Frank Abbey
- producer:
- Bob Thiele
- bass:
- Milt Hinton (on 1961-12-22)
- drums (drum set):
- Osie Johnson (on 1961-12-22)
- French horn:
- Ray Alonge (on 1961-12-22), Earl Chapin (on 1961-12-22), Jimmy Buffington (on 1961-12-22) and Julius Watkins (on 1961-12-22)
- harp:
- Gloria Agostini (on 1961-12-22)
- piano:
- Patti Bown (on 1961-12-22)
- reeds:
- Oliver Nelson (on 1961-12-22), Jerome Richardson (on 1961-12-22) and Phil Woods (on 1961-12-22)
- trombone:
- Billy Byers (on 1961-12-22), Paul Faulise (on 1961-12-22), Curtis Fuller (on 1961-12-22), Melba Liston (on 1961-12-22) and Tony Mitchell (on 1961-12-22)
- trumpet:
- Thad Jones (on 1961-12-22), Joe Newman (on 1961-12-22), Ernie Royal (on 1961-12-22) and Snooky Young (on 1961-12-22)
- tuba:
- Harvey Philips (on 1961-12-22)
- conductor:
- Quincy Jones (on 1961-12-22)
- arranger:
- Quincy Jones
- recorded at:
- Capitol Studios in New York, New York, United States (on 1961-12-22)
- instrumental recording of:
- Invitation (on 1961-12-22)
- lyricist:
- Paul Francis Webster
- composer:
- Bronisław Kaper
| | 3:37 |
| B4 | The Twitch | | 3:49 |
