President Obama gave what could easily be considered a stand-up comedy routine at a Democratic fundraiser in Dallas, Texas, on Saturday. The president hasn't endorsed a candidate yet, but he made an appearance at the fundraiser to try and ensure whoever gets the nomination is financially set to beat the Republicans. During the talk, given a day after he gave the keynote speech at South by Southwest in Austin, Texas, Obama rubbed elbows with Texas Democrats and even tried on a cowboy hat. But it was when he took the stage at Gilley's Club, where the Democratic National Committee...