As Dave nears his 40th birthday, Calvin offers to coach his friend for an amateur boxing tournament; sparks fly when Marty meets a new woman at the gym.

When there's a break-in at Calvin's business, he teams up with Dave for a stakeout to catch the culprit in the act; Gemma is uncharacteristically reluctant to share her new hobby with Tina.

Calvin and Tina offer to throw a quinceañera for a teen Calvin in mentoring at his auto shop; Dave and Gemma introduce Malcolm to a college baseball coach who has the potential to change his future.

As Marty prepares to propose to his girlfriend, Calvin and Tina work with party planner Chika to throw a celebration that properly honors their future daughter-in-law's Nigerian heritage.

When Dave decides to disconnect the Johnson home from the grid, he inadvertently causes a community-wide power outage, much to Calvin’s frustration. Also, in the wake of Marty’s engagement, Tina struggles with no longer being the primary woman in her son’s life.

When Malcolm treats Calvin, Dave, Gemma and Grover to VIP tickets to a Dodgers game, the outing isn't quite a home run; Marty's movie night with fiancée Necie goes sideways when Tina decides to join.

When Calvin hires Grover to work part time at his business, he soon realizes the preteen is not a good fit; Marty and Necie reconsider their living situation.

When Calvin’s favorite restaurant closes and is replaced by a flashy pet spa, he worries the community is losing too many small businesses and starts a campaign to only buy local. Also, Tina helps Necie prepare a special surprise for Marty.

A bombshell about Marty's future plans leaves Calvin and Tina reeling; Dave unleashes his wild side at Marty's bachelor party.

The Butlers and Johnsons come together to support Marty in the aftermath of a major life change.