By Andrew Holleran LOUD NOISES! That was the essence of the CBS halftime show at Arrowhead Stadium on Sunday afternoon. The Chiefs went into the break leading the Bengals, 21-10, as CBS’s NFL crew held its halftime show live from the field on Sunday. One problem: A Walker Hayes country concert was taking place on the field at the same time. Perhaps CBS was not aware that this was going to happen, or they thought it wasn’t going to be as loud as it was, or they just didn’t care. What resulted was a truly disastrous – or, depending on how you see it, entertaining – halftime show on Sunday aftern…