This is the original "Cat Squirrel" recorded in '59, released in '61 by Detroit label, Fortune Records. It has since been covered by both CREAM and JETHRO TULL!
lil more: Dr. Ross the Harmonica Boss was a Sun Records, Fortune Records, and later Flint, MI bluesman who would often perform as a one man band. He passed away in 1993 in Flint, after working at GM for many years.
from the Fortune Records 45rpm: cat. # (FORTUNE 857)