Melissa takes control during Mackenzie's music video shoot, but the power quickly goes to her head. After racking up 13 wins in a row, the pressure is on the Abby Lee Dance Company to continue their stellar winning streak. All the dances this week are in tribute to Abby's ailing mother and emotions are high.

In Dance Moms 100th episode, Abby finally presents her new junior elite competition team during pyramid leaving the original team and moms in shock. With her new team in place, original dancers are pitted against new ones.