16 versons of one iconic song!

Youngbloods, 

Jefferson Airplane, 
Ultimate Spinach, 
Kim Richey, 
Cryin' Shaymes, 
The Sunshine Company, 
Big Mountain, 
Hamilton Camp, 
California Poppy Pickers, 
Nick Gravenites and John Cippolina,
Yankee Dollar, 
Dino Valenti, 
H. P. Lovecraft, 
Linda Ronstadt, 
Smith, 
and

The Kingston Trio.