When Malcolm is robbed and won't reveal the thief, Calvin and Dave team up to crack the case of the missing sneakers; Tina takes a unique approach to teaching Gemma self-defense.

Calvin reluctantly invites Dave to join his guys' night at home with Malcolm and Marty; Gemma and Tina take their first girls' trip to Vegas and find themselves unexpectedly in the spotlight.

When Gemma surprises Dave with wanting another baby, he worries she’s forgotten how difficult a newborn is, so he enlists a robotic doll and Marty’s engineering skills to remind her.

As Halloween draws near, Calvin tries to determine what's behind the sudden strange occurrences at the Butlers' house; Gemma and Tina question if their days of sexy costumes should be behind them.

Calvin decides to splurge on an expensive jacket, then worries it's too special to risk wearing outside the house; Dave and Gemma worry their new friends' daughter is a bad influence on Grover.

The Butlers and Johnsons are rattled in different ways after an earthquake strikes; Dave goes to extremes trying to prepare his family for the next earthquake.

Marty and Courtney are navigating the pregnancy news and what it all means for their future, while Malcolm is dealing with his own workplace relationship.

Calvin and Tina are looking to remodel their home when they uncover discriminatory processes with their bank's appraiser. Meanwhile, Marty asks Trey for fatherly advice on co-parenting with Courtney.

When a water pipe bursts at the Johnsons’ home, Calvin reluctantly agrees to help Dave repair the damage. Also, Gemma discovers a surprising secret about her new neighbor, Tina.

Dave gives Calvin a spare key to the Johnsons' house in case of an emergency and is pleasantly surprised when the gesture is reciprocated - or so he thinks.

Unexpected revelations are in the cards during the Johnsons' first game night with the Butlers; Gemma is prompted to rectify a past wrong; Malcolm makes a play for a fresh start with his father, Calvin.

Tina gets carried away when she tries to help Gemma ace her first fundraiser as school principal; Dave tries to help Calvin win a special silent auction prize for his mom.

When Dave and Gemma's elaborate plans for Grover's 7th birthday party go awry, Malcolm and Marty come to the rescue. Also, Calvin’s choice of gift winds up sending one person to the hospital.

When Gemma has her car repaired at Calvin’s shop, Tina insists she doesn’t need to pay for the work, to Calvin’s consternation. Also, Malcolm and Marty find themselves on the same dating app and vying for the same woman’s attention.

When Gemma decides to fire a teacher at her school, she’s unprepared for the aftermath. Also, Calvin gets a surprise when he faces off with his newspaper carrier.

When Calvin and Dave’s college basketball teams go head to head, Dave surprises the Butlers with tickets to the game and also invites one of his best friends from Michigan, Logan #2, who reveals to Calvin surprising new details about Dave.

Dave is thrilled when Calvin invites him golfing, confident that it represents progress in their relationship, but Calvin may have another motive. Also, Gemma and Tina team up to pull off an unforgettable surprise for Malcolm, Marty and Grover

Malcolm surprises Calvin and Tina when he brings home a new motorcycle, while Dave and Gemma aim to rev up their social life with a spontaneous trip to Las Vegas.

When Calvin discovers a member of the community plans to sell to greedy developers, he vows to find a buyer closer to home instead. However, the Butlers and Johnsons soon realize that the dilapidated property will require more work than they expected.

When a man moves his family from Michigan to Los Angeles, he realizes that the secret to fitting in with his new neighborhood is befriending the opinionated man who lives next door.

When Tina and Gemma get more than they bargained for in a revealing art class, Calvin can't hide his jealousy and takes drastic action. Also, Dave, Marty and Malcolm team up to crack the case of an unfinished mystery novel.

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 receives a surprise birthday gift involving his father, Dave suggests they spend the day celebrating in a way that honours the late Butler patriarch. Also, an unexpected development changes the Johnsons’ lives forever.

When Calvin and Tina enlist the services of a professional matchmaker for Marty, they can't help but get too caught up in the process; Dave and Gemma adopt new roles during an unexpected date night.

Calvin and Dave are both chosen to serve as jurors on the same trial; Malcolm and Marty get a big surprise when they fail to ask what the movie's about after they rent out their house for a film shoot.