Pentecost is a long-standing Jewish harvest party, a Christian celebration as old as Jesus’ Church. And the Pentecost moment described in the New Testament is a 1st-century event in Jerusalem where people’s heads caught fire (sort of). At this event, an indoor windstorm swirled through a packed house party, and everyone was baffled—some panicked. And then the guys with fiery heads became spontaneously multilingual.