1.  song and dance(n = noun.communication) - theatrical performance combining singing and dancing;
is a kind of performance, public presentation

2.  song and dance(n = noun.communication) cock-and-bull story, fairy story, fairy tale, fairytale - an interesting but highly implausible story; often told as an excuse;
is a kind of fib, story, tale, taradiddle, tarradiddle

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