Dave is embraced by the patrons of the community barbershop, much to Calvin's dismay.

When the Johnsons' Christmas present for Grover is stolen, Calvin and Dave team up to recover the gift in time for the holiday; a nostalgic Tina tries to get into the Christmas spirit by reviving traditions from when Malcolm and Marty were kids.

Dave makes a run for city council, working hard to earn Calvin's support, only to have a controversial photo threaten to derail his entire campaign.

Dave earns Calvin’s respect when he thwarts a robbery at the barbershop, until the recognition goes to his head and he starts exaggerating the truth. Also, Marty invites an anxious Gemma to give his new stress-busting hobby a try

When Calvin's arch-rivals, the Pink Ladies, move their manicure business into the local barbershop, Dave encourages him to make peace until the women take a prank too far and the guys decide to plot revenge. Also, Gemma helps Tina find a creative way to keep tabs on Marty and Malcolm's dating lives.

When a member of the community’s behavior becomes increasingly erratic, Calvin and Dave step up to help. Also, Marty undergoes a dramatic makeover to impress a longtime crush.

Calvin and Marty consider starting a new business together; Dave sets up a mini library stocked with a self-help book he authored.

Calvin is adjusting to getting older and the new stages of parenting, while Malcolm questions his career path. Lamar shows up to spend more time with Grover, which forces Gemma and Dave to loosen the reins a bit.