CMT Top 20 Countdown   -  About the Episode

Check out this week's Top 20 Countdown as host Lance Smith welcomes the Carter Twins to the show. Watch as he chats with these country newcomers about their debut single, "Heart Like Memphis," and much more. Also on the show, catch bonus videos from Miley Cyrus and Zac Brown Band. You won't want to miss "The Climb" and "Whatever It Is." Plus, get details on how you can enjoy a sneak peek of what's in store on Brad Paisley's next album. Find out how you can win big by singing along with Taylor Swift, and get the latest news on your favorite country stars. Enjoy videos from Jake Owen, Martina McBride and Darius Rucker on Top 20 Countdown. Check out photos from the set and more.