While Erica and Tina Campbell may have voices sent from heaven, fans of WEtv series Mary Mary know there were times when their sisterly bond was anything but harmonious.

After five seasons of laughter, love, pain and triumph, the gospel faves are going out with a bang, wrapping up the hit reality series with an explosive sixth season that will test their loyalty to one another and even their faith.

Check out the jaw-dropping super trailer for Season 6 below.

The final season of Mary Mary premieres September 28th at 9 PM on WEtv.