Last week's K-LAW Country Song Showdown was very close, with Thompson Square's "Glass" edging out Gloriana's "(Kissed You) Goodnight" 54% to 46%. This week it's a clash of the rock stars - Kenny Chesney & Tim McGraw's "Feel Like A Rock Star" against the song named after a rock star, "Springsteen" by Eric Church. Check out the videos below and vote for your favorite. We'll close the voting Sunday night 5/20 at midnight.