About the episode, "March 23, 2013"

Buckle your seatbelt, CMT Hot 20 Countdown hits the road this week and heads to the Kobalt Tools 400 in Las Vegas. You won't want to miss our exclusive interview with five-time NASCAR Sprint Cup champion Jimmie Johnson. Also on the show, get up to speed on the latest country music news, and Cody Alan and Alecia Davis compete in their own Hot 20 host with-the-most contest.

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