Erica and Tina both go after their solo projects full force, but Tina has an epic meltdown moments before her big solo show - only Teddy can help because Erica is on tour. Warryn gets an ominous call from Sony.
Tina's confession on the radio about Teddy's infidelities leaves Erica panicked that her sister is hurting the Mary Mary brand. Tina's mess-up costs Warryn money, and Erica nearly collapses from exhaustion.
Erica desperately needs a vacation, so when Warryn cancels their getaway for a work trip in NYC, things get heated. But the real fireworks begin when Tina tells Erica it's time get Mary Mary back together.
While Erica is touring and unavailable for her sister, a frustrated "New" Tina tries to keep the "Old" Tina at bay while planning her wedding and meeting Teddy's estranged father for the very first time.