Rusted Root was like Raffi for slightly older kids from what I remember. Possibly some sort of conspiracy created by disgruntled parents who needed a reason to teach their kids the hippie sway.
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EDIT: And the only reason why I may or may not know this is because it's a possibility my mom dragged me to one of their concerts when I was younger.. maybe. She also took me to see Taj Mahal though, so you know.. she was trying.