Evolution: The Best of Iron Butterfly
# Evolution: The Best of Iron Butterfly

Evolution: The Best of Iron Butterfly is the fifth and first greatest hits album released in 1971 by American rock band Iron Butterfly. Songs come from four of their albums: Heavy, In-A-Gadda-Da-Vida, Ball and Metamorphosis.

## Track listing

### Side one

* "Iron Butterfly Theme" (Doug Ingle) – 4:34
* "Possession" (Ingle) – 2:41
* "Unconscious Power" (Ingle, Danny Weis, Ron Bushy) – 2:29
* "Flowers and Beads" (Ingle) - 3:05
* "Termination" (Eric Brann, Lee Dorman) - 2:50
* "In-A-Gadda-Da-Vida" (45 RPM single edit) (Ingle) – 3:10

### Side two

* "Soul Experience" (Ingle, Bushy, Brann, Dorman) – 2:50
* "Stone Believer" (Ingle, Bushy, Dorman) – 5:20
* "Belda-Beast" (Brann) – 5:46
* "Easy Rider (Let the Wind Pay the Way)" (Ingle, Bushy, Dorman, Robert Woods Edmonson) – 3:06
* "Slower Than Guns" (Ingle, Bushy, Dorman, Edmonson) – 3:37

## Charts

| Chart (1972) | Peak position |
| - | - |
| Australia (Kent Music Report) | 37 |

## Band members

* Doug Ingle – lead vocals (except where indicated), organs
* Ron Bushy – drums
* Jerry Penrod – bass on side 1 tracks 1–3
* Darryl DeLoach – tambourine and backing vocals on side 1 tracks 1–3
* Danny Weis – guitars on side 1 tracks 1–3
* Erik Brann – guitars on side 1 tracks 4–6 and side 2 tracks 1 and 3, lead vocals on "Termination" and "Belda-Beast"
* Lee Dorman – bass and backing vocals on side 1 tracks 4–6 and side 2 all tracks
* Mike Pinera – guitar on side 2 tracks 2, 4 and 5, additional lead vocal on "Stone Believer"
* Larry "Rhino" Reinhardt – guitar on side 2 tracks 2, 4 and 5
