While Barack ObamaBarack Hussein ObamaFord taps Obama, Clinton alum to navigate Senate hearing McCaskill to oppose Kavanaugh nomination Presidential approval: It's the economy; except when it's not MORE appeared presidential during the debates, he looked silly appearing on The Daily Show less than a week before the election, writes Kathryn Jean Lopez. Obama's 30-minute ad didn't work, since it exploited the middle-class voters it showcased and unfairly blamed their problems on government policies, writes Mark Hemingway.