This is it. If the Dallas Mavericks will lose tonight, their chance of becoming the 2011 NBA finals champion is far from being near. They've got to win tonight to get the confidence back.

What makes tonight's Dallas Mavericks vs Miami Heat Game 4 NBA Finals 2011 great is it started by Kelly Clarkson singing the American National Anthem. What do you think of Kelly Clarkson rendition of the National Anthem?

Watch Kelly Clarkson National Anthem Video at Dallas Mavericks vs Miami Heat Game 4 NBA Finals 2011!