CMT Top 20 Countdown   -  About the Episode

Don't miss this week's Top 20 Countdown as host Evan Farmer brings you the most popular videos, along with a bonus video you're sure to enjoy. Watch as the Zac Brown Band and Alan Jackson join forces in their new release, "As She's Walking Away."

Also on the show, we'll tell you how Rodney Atkins keeps his family close in spite of his busy work schedule. Then get the scoop on Little Big Town's latest accolade, and we have details on this year's CMA Awards as Carrie Underwood and Brad Paisley return to host this year's show.

Check out videos from Craig Morgan, Darius Rucker and Taylor Swift on Top 20 Countdown. See photos from the set and more.