When a duo Bachelor and Bachelorette party hire Bach Weekend to plan their big Nashville send off, the crew has their work cut out for them. Meanwhile, the brides' social media power adds another layer of stress to the crew.

The staff pulls out all the stops for a patriotic party, Robbie confides in JJ that the company is in debt, and Liz and Rosa ignite a prank war.

Lack of communication leads to a waste of time and money and Robbie breaks out the "Fun Bus" when a limo scheduling mishap derails plans for a party of Broadway performers.