The award follows an account review.
Executives from the Louisville, Ky.-based marketer couldn't be immediately reached for comment. Element 79 Partners referred call to the marketer.
Another Omnicom agency, BBDO Worldwide, New York, handled the advertising account for the seafood restaurant for the past two years, while MDC Partners' Kirshenbaum Bond and Partners, New York, had the root beer chain after winning it last November, executives said.
After Yum Brands put the consolidated ad work into review, BBDO declined to participate in the competition, according to an agency spokesman.
Media buying for the two brands remains at WPP Group's Mediaedge:cia, New York.