Calvin and Marty are surprised when their new business sparks protests from residents concerned about gentrification; Grover's family tree project reveals fresh details about the whereabouts of Dave's estranged father, who left when he was a child.

Courtney and Marty deal with some baby shower drama with Tina, while Lamar adjusts to a new job at the Fuse Box.

Dave gathers everyone for a lengthy ballot-palooza party to discuss the merits of every candidate and prop on each of their election ballots. Gemma is determined to run a tight ship as their local precinct captain.

Calvin spends a day babysitting Daphne. Gemma and Dave worry about Grover’s high school applications.

Malcom receives an unexpected call from USC's athletic director about a baseball head coach vacancy. Calvin and Marty start a new signature loyalty rewards program at The Fuse Box.