Celine Dion returns to Vegas spotlight at Katy Perry concert; rare appearance may signal positive health

Celine Dion witnessed Katy Perry close out her 80-date Las Vegas residency Saturday, marking a rare public appearance for the Canadian singer whose battled health issues.

The 55-year-old powerhouse was joined by her twin sons, Eddy and Nelson, at Perry's "Play" finale in Sin City. Prince Harry and Meghan Markle were also seated nearby in addition to Cameron Diaz and Benji Madden. Tracy Wright is an entertainment reporter for Fox News Digital. Send story tips to Tracy.Wright@fox.com.

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Dion was reportedly seen "dancing throughout the show, giving fans and officials more confidence she can return to the stage in 2024," according to the Las Vegas Review-Journal.