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  "publishedAt": "2026-05-25T14:00:00.000Z",
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  "tags": [
    "Movies",
    "Celebrities & Creators",
    "Books",
    "John Travolta",
    "Biography Books",
    "Book Genres",
    "Olivia Newton-John",
    "Musicians",
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  "textContent": "A piano player friend of Newton-John called the movie business \"cutthroat\" and detailed the competitive air among the actors and dancers.",
  "title": "Olivia Newton-John book explores 'tension' during “Grease” rehearsals"
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