While preparing for the final party of the season, Liz's resignation means more work for everyone else, Robbie tries to secure an investor, and Nicole sticks up for Liz.

Robbie knows something is going on as Liz secretly searches for a new job, the team hosts a bachelorette party from California, and Nicole has a secret admirer.

Liz fears for her job after she overhears Robbie talking to an investor, and the crew plans a competitive bachelor party for a former magician and his groomsmen.

Birthday diva Liz forces the office to go all out, Rachal makes a painful decision, and Robbie pursues a new investor as the company plans a multiparty ultimate weekend.

California yogis arrive for an adventure-filled weekend, a mistake by Rosa pushes Rachal over the edge, and the Bach Weekend crew tries to lift Rachal's spirits.

When a party cancels on Bach Weekend at the last minute, the crew scrambles to fill their spot with another party. Between pranks and work, the girls butt heads with JJ. Meanwhile, Robbie's big secret comes to a head.

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.

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.

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.

Pepper and her friends go to Nashville before she ties the knot and Bach Weekend strives to give her a VIP experience. Meanwhile, there's tension within the Bach Weekend crew, a bridesmaid that gives Nicole a run for her money