Are you talking about the rally Obama had yesterday in Los Angeles at USC?
You can qualify a Zombie by those who don't argue logic, but react with knee-jerk emotion and attacks to anyone promoting the ideas of the Constitution, Nullification, States' Rights or economic theory, because Zombies are brain-dead. They only know how to worship -- or hate -- leaders, because real thinking is beyond their capacity.
The two young things in white shirts in the foreground appear to be having a good time wholly unrelated to politics. :)