Martina McBride, Carrie Underwood, Kelly Clarkson just to name a few of the great artists that can sing anything and do it very very well and to do it without music shows the ranges of their voices and why each one is a superstar! So get ready to get goosebumps as you check out these video's and don't forget to vote for your favorite of the three?!?

MARTINA MCBRIDE "O HOLY NIGHT"

KELLY CLARKSON

CARRIE UNDERWOOD