Derek Hough vs. Hayley Erbert Who'd You Rather?! (Who Wore It Better Edition)

Derek Hough may just be givin' his wife Hayley Erbert a run for her money 'cuz the dancing duo got caught red-handed wearing the same short dress ... and dare we say, Derek's killin' it?! Put your judging skills to the test, give a good 1-2, and…