You suspect that even if she hadn’t, the audience would have lapped it up. Audibly delighted to be in the same room as her, they spend the first part of the show clapping everything she does: no gesture is too insignificant to warrant a round of applause. It would be cloying, but for the fact that Bush genuinely gives them something to cheer about.
Let’s be honest about it. She could have walked on stage, ripped a smelly one and still got a standing ovation.