I'm sorry if this offends anyone here, but this is not... a laughing matter:
Some of these manifestations in those Churches visited by Rodney Brown have also been seen happening among
eastern pagan Hindu religious practices, but they call it
Kundalini, things like uncontrollable shaking, laughing, rolling on the ground, etc.
Witness by an ex-Charismatic:
https://www.youtube.com/watch?v=2X1HC-3s3uI
Before brethren start to think these manifestations are from The Holy Spirit, they maybe should have those Charismatics try to explain why those manifestations also happen among eastern religious cults like Hinduism, etc., i.e., religions that do NOT recognize our Lord Jesus Christ as the ONLY Way of Salvation.
Furthermore, on the idea of speaking in tongues, the actual Acts 2 Scripture in the Greek reveals EVERYONE present on Pentecost UNDERSTOOD IN THEIR OWN LANGUAGE DIALECTS what the Apostles were speaking! That means whatever region you come from, the very dialect of the language of that area manifested when you heard the Apostles speak by The Holy Spirit on Pentecost.
1 Tim 4:1-2
4:1 Now the Spirit speaketh expressly, that in the latter times some shall depart from the faith, giving heed to seducing spirits, and doctrines of devils;
2 Speaking lies in hypocrisy; having their conscience seared with a hot iron;
KJV