Iron Butterfly

Don't Look Down on Me
https://youtu.be/l88aQmrh0B8

In-A-Gadda-Da-Vida
https://youtu.be/UIVe-rZBcm4

Silly Sally
https://youtu.be/kURH5Dm8Wks

Soul Experience
https://youtu.be/yhfmB4v2_Cw