In the wake of a share buyback and finger-licking good results in China, Yum! Brands (NASDAQ:YUM) investors are feeling good. Can the Taco Bell, Pizza Hut, and KFC parent continue to produce appetizing returns? What does a share buyback mean for investors? And which is the tastiest stock going forward -- Yum!, Chipotle (NYSE:CMG)(NYSE:CMG-B), or Starbucks (NASDAQ:SBUX)? In this installment of "Fool Video," Motley Fool Online Managing Editor LouAnn DiCosmo talks fast-food stocks with senior analyst Seth Jayson.