There’s a “vowel movement” in primetime. After 40 years as host of "Wheel of Fortune," Pat Sajak is hanging it up. The longest-running game show host in history announced that he will be stepping down after the upcoming season of "Wheel." So the question now is who will be taking the wheel from Pat? There are a few buzzy candidates that people are speculating about. But one thing is for sure: whoever gets the gig will have big shoes to fill. We’re just hoping that the producers’ choice will be letter-perfect.

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