IMPACT x Nightline: The Secrets of the 2x2 Church

Warryn is under major financial pressure as Tina and Erica focus on their solo success. Mitch returns with a tempting proposal for Warryn, but can they all overlook their rocky past?

Goo pushes Tina and Erica to a sister standoff. Warryn needs Teddy's help with Tina. Mitch struggles with the idea of apologizing to a Mary.

Everything goes wrong at Tina's first solo tour show, spiraling Tina out of control. Goo wants out. Erica struggles with nerves at acting gig in ATL. Warryn's stressed over money.

Goo is frustrated being on Tina's tour. Erica tries to steal Goo, setting Tina off. Erica's diva side comes out. Mitchell seeks out Erica to apologize.

Mitch's apology to Erica may help with a larger plan. Warryn and Mitchell talk about replacing a Mary. Erica falls apart after fighting with her sisters.

Warryn's stress over money forces him to connect with a shady friend from his past, while Erica grows suspicious. Tina grills Goo's new boyfriend; Koryn finally gives Mitch an ultimatum.

Stress sends Warryn to the hospital, leaving Erica a nervous wreck. Tina and Teddy perform their final show on tour. When Mitch loses Koryn as a client, he turns to Goo with a surprising offer.

After his near-death experience, Warryn plans an over-the-top 40th birthday award show, but Tina has bad news that threatens to ruin his day. Mitch & Goo face off.

Erica and Warryn pressure Tina about a new Mary Mary album, but her solo career nomination gets in the way. Warryn reconsiders Koryn as a replacement. Erica tells Tina news that shocks her.

Warryn moves forward producing Koryn, and Tina feels the sting. Is there a new Mary on the rise? Can Tina & Erica's sisterhood survive deception and drama, or could this be the end of Mary Mary?

Before you see the premiere of Mary Mary Season 5, get caught up as we count down the Top Ten most shocking "Mary Mary-sized" moments from Season Four! These aren't just #omg moments - they're #oMMg moments!