Abby has prepared several show stopping numbers this week--including an unusual David Bowie tribute--and the ALDC is heading to Las Vegas. Ashlee and Brynn are now official members of the team but the infighting hits its peak when Kendall stands up to Ashlee for the first time. The moms are concerned that the girls are becoming too involved in the drama but are unsure things will ever get better.

Abby welcomes back ALDC Pittsburgh veteran, Sarah, to dance with the team. Tempers flare when her mother, Christy, calls Jess' loyalty into question. After Abby pulls Kendall and Maddie's duet, Kendall has an emotional meltdown and Melissa seriously questions whether to keep Maddie on the team at all.