Enjoy this week's CMT Hot 20 Countdown as we get to know Chris Janson. Don't miss Katie Cook's exclusive interview with the "Better I Don't" singer. Plus, we chat with Johnny Depp about his role in the Disney film, The Lone Ranger. Then, find out who serves as inspiration for Eric Church when he's onstage. And Darius Rucker rode "Wagon Wheel" all the way to the top spot last week. See if he can continue his reign.