My guess is that is exactly what this is about. I was taken in for a bit too, but then I started thinking and it didn't make logistical sense. We're all justifiably leery of this bogus shill.
Authentic or not - someone or some group is using a sinister means to quell free speech, to make some people have second thoughts about attending a tea party, to instigate a violent activity in order to completely demonize ALL conservatives, Republicans, Christians, liberatarians, anyone who does not agree with a socialist, statist, leftist, communist agenda.