Peter Debruge / Variety: 'Wicked: For Good' Review: Between Broom Flights and Witch Fights, It's Ariana Grande's Time to Shine in Spectacular Return to Oz - The thrillifying follow-up to last year's incomplete musical hit fixes flaws in the Broadway show's second act, elevating Cynthia Erivo, while sharpening its critique of those who lead by deception.