When I´ve heard THIS track first time ( ~ 1977) I decided to leave the guitar and learn playing the bass in future.
Motto: what HE can do , I can do also    .......youthful, post puberal falsity and overestimation  
Was kinda ignition spark or even tipping point and a great influence to my own music....... for a while .....
So I´m glad to have digged out  this vid .
U.L.I.

               

Noo! A white man with an afro.....NO WAY! Get him off!

It's so wonderfully live and flowing and they are obviously loving what they do, and they do it so well,
You just got to kind of smile along. 

Yes, and u did it well!