Le Butcherettes perform “Demon Stuck In Your Eye” (http://www.nbc.com/last-call-with-carson-daly/video/le-butcherettes-demon-stuck-in-your-eye/2825309) and “The Leibniz Language”(http://www.nbc.com/last-call-with-carson-daly/video/le-butcherettes-the-leibniz-language/2825311) on Last Call with Carson Daly.