‘One World: Together at Home’: TV Review

Breaking news alert: Some time between the first prime-time coronavirus relief special three weeks ago (“Fox Presents the iHeart Living Room Concert for America”) and Saturday night’s “One World: Together at Home,” Elton John has gotten himself to a piano. Or a piano has gotten to him. The superstar on that earlier show that he’d been marooned without one when sheltering-in-place went into effect.

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