FRISCO -- Five days after rushing for 127 yards and a touchdown, Cowboys running back Alfred Morris tweeted a video of himself dancing at a local grocery store because his favorite cereal had returned to the shelves."I was just genuinely happy," Morris said of Banana Nut Cheerios making a comeback.Cheerios' official Twitter account responded by asking if they could direct message Morris to help him stock his cereal cabinet."I wasn't trying to get free Cheerios, but I'm glad they're going to give me free Cheerios," he said.