If it's happening in country music, it's happening on the all-new CMT Hot 20 Countdown. The weekly, three hour series is hosted by CMT favorites Cody Alan and Katie Cook, who will count down the 20 biggest music videos with the hottest news stories, in-studio live performances and candid interviews from country music's biggest superstars and up-and-coming artists. Fan participation is a key component to the show, as fans are able to interact with hosts Alan and Cook via extensive social media integration on Twitter using hashtag #CMThot20, Facebook and Instagram. Those interested in becoming part of the live, studio audience can email audience@cmt.com for details.