Well this is a piece of history!! Canned Heat became very popular after their Woodstock show.They always had the blues as principal influence and began to add psychedelic elements...Their Boogie Rock Blues was irresistible!!
Here You can hear a portion of the song that on their album "Boogie With Canned Heat" was called "Fried Hockey Boogie"

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Alan Wilson-guitar,harmonica,vocals
Bob Hite-vocals,harmonica
Harvey Mendel-guitar
Larry Taylor-bass
Adolfo de la Parra-drums