At a health care rally at a Maryland university, a protester began shouting, prompting boos and President Obama to pause. The man apparently yelled Obama .\r<br>\r<br>President Obama introduces Barbara with a crazy man shouting out some nutty things. by gleekflaglue.\r<br>\r<br>The playlist contains the following videos: Comedian Gets Hecklers Girlfriend to Ditch Him The whole crowd tries Heckling Joe Matarese! A huge mistake!\r<br>\r<br>During a campaign event in Manchester, New Hampshire Tuesday, President Barack Obama had to interrupt his remarks as protesters began chanting. (Nov.
