Montreal’s alt music Queen, Grimes, was the musical guest on last night’s Tonight Show Starring Jimmy Fallon, where she performed her single “Flesh Without Blood”. Never one to disappoint, Grimes turned the performance into a full-on technicolor light show. You can watch in its full glory below, and dive into her rainbow at GrimesMusic.com. (Source: Pitchfork; photo credit: Andrew Lipovsky/NBC)

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