When Mike's mom, Peggy, needs gallbladder surgery, she shocks Molly by asking her to take care of her dog. Meanwhile, Molly is thrown when Mike starts talking about being buried next to her when he dies.

When Peggy and Molly have lunch together, Mike worries that his mom is telling Molly unflattering stories about his childhood.

When Samuel loses his job and apartment, Mike offers to let him stay at his place...with interesting results.

Victoria panics as her 30th birthday approaches, and drags Mike and Molly into her "life crisis".

Following their engagement, Molly is anxious to start planning the wedding while Mike wants to go fishing with his friends.

Mike tries to adjust after he gives up his bachelor pad and moves in with Molly and her family.

Despite Mike's good intentions, he adds fuel to the fire when Molly and her family get in a fight.

Mike is spooked when Molly's boss invites them to a party on Halloween, a holiday he dreads.

Mike starts cheating on his diet as Thanksgiving Day approaches, but attempts to hide it from Molly.

After getting disappointing news at work, Molly goes into a bad state which threatens to ruin Christmas.

Molly and Joyce ask Mike for help when Victoria is arrested for a number of driving violations.

After forgetting to prepare for Valentine's Day, Mike takes advantage of Carl's elaborate plans with Christina (Holly Robinson Peete).

When Molly suggests that she and Mike write their own wedding vows, he finds it hard to swallow, until Carl provides him with some food for thought and tells him to just pretend he's describing his favorite meal - lasagna.

Mike's dad comes to town early to attend Mike's bachelor party, which prompts Peggy to attend Molly's bachelorette event.

Two days before their wedding, Mike and Molly arrange their wedding rehearsal which turns into a disaster.

Joyce conveniently disappears after a back injury renders Vince practically immobile, and that leaves Mike and Molly to take care of him. Meanwhile, the newlyweds are still laboring over personalized thank-you notes for their wedding presents.

Mike and Molly decide the time is right for them to start trying for a baby. Meanwhile, Carl gets upset when he learns that Molly is still spending time with Christina after their breakup.

Mike is forced to set up his mom with his boss, despite his many reservations.

When Mike gets nervous after Molly doesn’t get pregnant following weeks of trying, he turns to Carl and Samuel for advice.

Mike prepares to spoil Molly for her birthday, but his plans go awry after he eats psychedelic gelato made by Victoria’s friend Tom.

Mike puts his construction skills to use turning the basement into a living suite for him and Molly, but he may have gotten in over his head. Meanwhile, Carl asks Samuel if he would be interested in moving in with him.

Wannabe-parent Mike takes a crash course in male fertility and heads to a clinic to ensure that he's potent enough to make a mother out of Molly. Meanwhile, Vince starts a job as a door-to-door vacuum-cleaner salesman.

Carl and Samuel hope for a little luck o' the Irish when it comes to picking up women at their St. Patrick's Day party, while Molly does a little Erin go bragging when she tells Mike about some of her holiday shenanigans.

After learning that Joyce gave up her artistic talents when she became a mother, Molly decides that she and Mike need to pursue new hobbies before becoming parents, so they take up roller skating.

When Molly finds herself at a crossroads with her career, she makes a huge decision.

When Molly decides to start a career as a crime novelist, she goes on a ride-along with Mike to research her first book.

Molly has a “mind-blowing” experience when she goes to Victoria’s workplace, a funeral home, to research her novel. Meanwhile, Mike sneaks a peek at Molly’s writing when she’s out.

Mike decides he needs to live everyday like it’s his last after being shot during a robbery. As a result, he tells Carl it’s time for him to quit the police force.

Molly accepts a job as a forklift driver at Vince's warehouse when she decides to take a break from writing her novel.

Determined to change Mike's normal routine, Molly encourages him to try new things.

Samuel wants to be a standup comic; Molly offers advice to Harry which leads to him challenging his protective mother.

The entire family wonders if Victoria has finally met the one when she brings a new boyfriend home.

Molly meets the friend of her dreams when Peggy's childhood pal (Kathy Bates) visits, but Peggy isn't fond of sharing.

When Mike's car breaks down, he must decide if he should accept a loan from Carl to fix it.

Molly wonders if she should tell Mike when she sees Carl coming out of Victoria's room late at night.

Mike smiles with joy after seeing Molly's advance check after she returned home from an eight week writing shop telling him she's been published.

Molly urges Mike to go to the doctor when she learns he hasn’t been in over a decade, on the 100th episode.

Mike is forced to arrest Joyce for a DUI after she refuses to take a breathalyzer at a checkpoint.

Mike and Molly are excited to finally have the house to themselves for the whole weekend.

Mike meets his Aunt Rosemary for the first time and is instantly smitten by her warmth and positive attitude – which is the polar opposite of his mother

After Carl has a near-death experience while on duty, he tells Mike he’s going to propose to Victoria.

Mike is forced to uninvited Carl to his anniversary cruise after Carl’s nasty break-up with Victoria.

Mike brings home a stray puppy for the weekend but Molly has difficulty warming up to it.

Mike is upset when Vince bails on finishing a Do-It-Yourself project they started together.

Molly brings home a pregnant former student she discovers is homeless.

Mike and Molly gather with family and friends for a momentous occasion and reminisce about everything that led to this point.