CMT Top 20 Countdown   -  About the Episode

Catch this week's Top 20 Countdown as host Lance Smith shows you the biggest videos, along with bonus videos from Gloriana and Brooks & Dunn. Don't miss Gloriana's toe-tapping new video "How Far Do You Wanna Go?" and Brooks & Dunn's live performance of "My Maria," from their taping of Invitation Only. Also on the show, get details on Dierks Bentley's Miles & Music for Kids event and how you can see him live in concert. Plus, find out about Taylor Swift's upcoming hosting gig on Saturday Night Live. Then we'll tell you about Carrie Underwood's variety show, along with her special guests, including Dolly Parton and Brad Paisley. Check out videos from George Strait, Jason Aldean and Luke Bryan on Top 20 Countdown. See photos from the set and more.