About the episode, "July 20, 2013"

CMT Hot 20 Countdown hits the road this week and travels to Milwaukee for the world's largest music festival, Summerfest. Tune in as we catch up with Luke Bryan, Thompson Square and Jana Kramer at the festival, and we'll feature a special performance from Bryan. Plus, Katie Cook chats with the guys of Love and Theft and we get details on Kramer's upcoming nuptials with Brantley Gilbert.

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