Brian McKnight has pretty much built his career on soulfully crooning the National Anthem at major sporting events. So you think he'd have better prepared his sons to follow in his footsteps. But when the three Mcknights took the stage yesterday at a NASCAR race in Phoenix to sing the Star-Spangled Banner, youngest Niko needed to be reminded by a friendly fan in the crowd to remove his stylish chapeau, except not in those words. Unfortunately, that same helpful NASCAR fan wasn't on hand in the nursery 22 years ago when Brian and his wife decided to name their first son Broken Robot B.J.