<Dd> That they'd write me a letter </Dd> <Dd> Saying that I better shut up and sing </Dd> <Dd> Or my life will be over ." </Dd> <P> Some other lines in the beginning of this same verse are about a scene featured in the documentary Shut Up and Sing, in which a mother, who was protesting the Dixie Chicks at one of their concerts, is goading her young child to say "screw' em!": </P>

What is the song not ready to make nice by dixie chicks about