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Are you alright, you know, health wise? This is another in a sequence of SOTWs that don't suck? Very worrying!
However, it is another misdescription. "Lord of the Dance", despite the claims of the publisher, refers to the (largely heretical!) lyrics only, written by Sydney Carter in 1963. The tune itself is much older, a Shaker song dating from 1848 written by Joseph Bracket called 'Simple Gifts'.