Were they playing keys and samples offstage?:
https://en.wikipedia.org/wiki/Say_You_Will_Tour
Michael Dean – Keyboards on "The Chain", "Dreams", "Eyes of the World", "Peacekeeper", "Second Hand News", "What's the World Coming To", "Beautiful Child", "Gold Dust Woman", "Tusk", "Stand Back", "Go Your Own Way", "World Turning", "Don't Stop" and "Goodbye Baby"
Michael Bernard (after Michael Dean's exit from the tour after the first tour leg) – Keyboards/Samples on "The Chain", "Dreams", "Eyes of the World", "Peacekeeper", "Second Hand News", "What's the World Coming To", "Beautiful Child", "Gold Dust Woman", "Tusk", "Stand Back", "Go Your Own Way", "World Turning", "Don't Stop" and "Goodbye Baby"