An unidentified heckler lets loose as President Obama begins a speech at the Martin Luther King memorial dedication in Washington, D.C., in October 2011. Mannie Garcia/UPI/Landov hide caption itoggle caption Mannie Garcia/UPI/Landov Pop Culture Hey! You! The Unstoppable Rise Of Heckling May 27, 2012 President Obama endures it. So does Mitt Romney. Comics make a living off it. And even a PGA golfer heard a chorus of taunts at a recent tournament. So what is it that makes heckling such a cultural institution?