No one at NBC wants Kelly Clarkson to play that funky music! According to a sensational report, insiders complained the country singer turned talk show host’s “barefoot habit” has quickly become off-putting to those around her due to her stinky feet, RadarOnline.com has learned. “Kelly’s barefoot habit has become a hot topic behind the scenes,” a source snitched to The National Enquirer. The insider went on to explain, “It’s not just about hygiene, it’s about maintaining a certain image.” “You wouldn’t catch anyone else flaunting bare feet inside NBC — but SHE gets away with it,” the tipster a…