Quick! Which musical artist has earned the most in digital sales? The answer's right here. Check out these top 10 lists to learn the truth about which musical artists, theater actors, and shows are top-notch. And when it comes to who's No. 1, you don't have to take our word for it. Each list is based on facts. You'll discover the youngest Grammy Award winners, the longest-running Broadway shows, the musicians with the most MTV Music Video Awards...and more! So sit back, turn up the volume, and enjoy!