"The Second Pentecost" (otherwise known as: "A Way to Sell More Conference Tickets and Books")
You couldn't make a spoof of this-it already looks like one:
http://apprising.org/2014/05/19/a-second-pentecost-is-there-the-hope-of-an-end-time-repeat-of-pentecost/
http://apprising.org/2014/05/19/a-second-pentecost-is-there-the-hope-of-an-end-time-repeat-of-pentecost/