Remember when Herman Cain endorsed Newt Gingrich? The two even campaigned together in Georgia. Well, those days are over. The former Godfather’s Pizza CEO/presidential candidate has officially changed his mind and is now calling on the rest of the Republican party to do the same. “The numbers are on Mitt Romney’s side, and yes, I have always said I will support whoever the nominee is, and it looks like Mitt Romney’s going to be that nominee, and we do need to get behind him,” he said on Fox News Tuesday.