This is one of the three fantastic in the jazz-rock / fusion idioma that Herbie made in those years:
Headhunters,
Thrust,
Man-child
Even though the other two are even better a must have in your Herbie collection!
Surprise O' the week! Exceptional sound for such a goofy looking cover. It goes to show you the old adage is true; "you can't judge a book by its cover".