Episode 1 - Every Moment Was for You

The families get ready for the KBS Entertainment Awards ceremony and the dads prepare a surprise to farewell Bong Tae-gyu and Si-ha.

Episode 2 - I Can Hear Your Heart

Ji-yong tries to slow down his rushed life but Seung-jae and him meet the hulk instead. An idol uncle goes all the way to Ulsan to take care of the Park kids and take them to a dentist. Sam teaches the kids how to fish.

Episode 3 - Our Winter Story

The Lee family does winter sports training with the Ko duo. Sam tries to get William to cherish his old toys, then they visit a greenhouse. The Park family visit Busan.

Episode 4 - I Learned Love from You

Ki Yom, the puppy, finds a new home and has to leave the Lee family. Plus, they go to Thailand to visit the older sisters. William is obsessed with chocolates and watching tv. The Park family continues their trip in Busan, and Na-sun has a traumatic experience.

Episode 5 - Everyday is an Existence

The Lee family meets elephants and watch a dinner show in Thailand. Na-eun attends a Korean traditional school to learn Korean etiquette. The Hammingtons visit a public bath.

Episode 6 - A Superhero Just for You

The Ko duo meets up with the Shim family. Geon-hoo talks to Na-eun and discuss their differences. William meets superheroes including spider-man, his favorite.

Episode 7 - A Noisy But Happy Day

The Lee family runs into a bit of trouble in Thailand. Jo-hoo suddenly becomes a father of three daughters. A famous grandfather meets with the Hammingtons.

Episode 8 - I Will Share My Warmth with You

Jo Sung-mo is back and holds a concert and Bong-yeon joins him. William learns to fly. Na-eun learns to bake with the help of a famous chef.

Episode 9 - A Magical Day

The Lee siblings, Seung-jae, and Na-eun get invited to wizarding school to learn magic. The Hammingtons have comedian guests come over. Bong-yeon visits his sick grandfather in a very emotional and touching reunion.

Episode 10 - The Loving People

William gets his own phone. Geun-ho moves into his own house, and the Park family visits Busan. Jang Beom-june's family join the cast.

Episode 11 - I Think I Love You

The Jang family survive their first night and make music together. The Shim family join the Ko duo on an educational and exhilarating trip. A colourful uncle plays with William and Bentley. It's the day of Na-eun's baking contest.

Episode 12 - I Want to Take It Slow With You

Dong-gook becomes a captain and so does Si-an. The Ko duo visit the Park family in Ulsan. Bentley and William have to get vaccinated. The Jang family visit an amusement park.

Episode 13 - A Bright Day With You

The Jang family paint at an art cafe, and then move over to his studio. Bentley sees what it's like to be an older brother, and he and William pick strawberries. Uncle Kwang-hee has another fun day planned for the Park siblings.

Episode 14 - You're Blooming Next to Me

Seung-jae and Yi-an become skilled warriors. The Lee siblings are actors in a new drama. Willam and Bentley meet some uncles, with a whole lot of swag and then visit a market. The Park family play outside and go through a maze.

Episode 15 - The Most Beautiful Thoughts Are for You

The Jang siblings have their grandmother and great-grandmother over. Ra-won comes back to the show; this time with a baby sister. The Park family gets a trampoline and take a stroll along some flowers. Sam tries to make William stop picking his nose, and Bentley gets his hair cut for the first time.

Episode 16 - My Heart is Filled with You

Ha-da has to get vaccinated, and the Jang family have a photo shoot. Seung-jae and Ra-won run errands together. The Hammingtons visit a kids cafe as William begins potty training. Geon-ho relieves his built up stress, and Na-eun learns about the Korean alphabet.

Episode 17 - The Memory of How We Had Fun

Si-an learns the struggles of being the older sibling but proves to be more than capable. The Jang family take a trip through Beom-june's past. The Hammingtons visit a meat market and meet with a meat expert. The Park family have a picnic amongst the cherry blossoms and bamboo trees, and have a mini sports day. Guest star(s): Don Spike

Episode 18 - Do Whatever You Want to Do

It's Children's Day, and Dong-gook prepares a surprise for the trio, and Si-an outsmarts one of his dad's pranks. The Hammingtons visit the countryside, and the elderly dote on the kids. Geon-ho finds pleasure in the little things, and the family plays in an indoor pool.

Episode 19 - A Lesson Into the Unfamiliar World

Seung-jae takes the subway all on his own to visit Yi-an's house. The Jang family continue on their trip through the past, and Beom-june treats a whole restaurant. The Hammingtons ride a raft through a river and bury a time capsule. Na-eun's class holds a flea market, but Geon-ho finds it hard to part with his favorite toy.

Episode 20 - Never-ending Cherry Blossom

The Jang family continue their trip and go busking in Yeosu as they say goodbye to the show. Kim takes on the Superman challenge with his 3 kids. They join the Ko duo in a sports day with other parents. William and Bentley play in personal bathtubs, but that doesn't work so they visit an indoor water park. The Park family revisit a kids cafe, and Na-eun gets a real gingerbread house.

Episode 21 - Today, We Sing Again

Hong Ra-won is back and leads the family on a grocery run. William wishes for rain as they visit a garden. The Park family go camping, and Joo-ho tries to redeem himself. Na-eun proves that she can protect her brother.

Episode 22 - Will You Remember Me?

Seung-jae hands out gifts to people he's thankful for as it is his last day on the show. Plus, he holds a counseling session. Si-an wants glasses to look like an idol, but his dad has other plans. William has to protect his new pet frog from Bentley. The Park siblings enroll in a kids gym class to help Geon-ho release all of his energy, and they get very cute visitors over.

Episode 23 - To You Who Taught Me Happiness

The Park family visit a fishing village in Ulsan. Moon Hee-joon and Jam-Jam joins the show and spent their first day alone together at a community center. William now obsesses over zombies and turns himself into one.

Episode 24 - A Fairytale in Our Daily Life

The Park siblings are in Switzerland, and a fun uncle joins them. Jam Jam makes a mess as she dabbles in skin care and plans a surprise event for her mom. Park Jung-Chul takes on the superman challenge with Da-in, who celebrates her birthday over and over again. Will and Ben get another sibling and meet up with Da-in.

Episode 25 - A Poem for the Little Things

The Ra-Ra sisters are back, and Ra-won learns to cook and goes on a date. William has to protect his things from thief Ben, and Sam puts them through the patience test. Kwang-hee repeatedly struggles with watching the Park sibling in a foreign country.

Episode 26 - I'm Happy When You Smile

The Lee siblings play a prank on their prankster dad since he doesn't seem to have the prankster touch anymore. Elsa visits Jam Jam, and they visit an amusement park. Kwang-hee takes the kids to a museum, and his energy can't keep up with the kids. The Hammingtons go to the beach via maglev train.

Episode 27 - The Sound of Summer Approaching

Episode 28 - We Must Stay Together to Live

Episode 29 - You're My Flower

Episode 30 - Fly to Your World

Episode 31 - The Memories of Summer

Episode 32 - The Story Dad Didn't Know About

Episode 33 - The Hottest Day of My Life

Episode 34 - To You Who Shines Today

Episode 35 - Can You Translate How I Feel?

Episode 36 - It's Written as Failure, but Read as Experience

Episode 37 - Dear Moon, Our Love

Episode 38 - Today is Another Lovely Day

Episode 39 - Walking Through Memories

Episode 40 - If I'm with You, I Can Do It

Episode 41 - Let's Walk Our Autumn

Episode 42 - I Love You 300

Episode 43 - If Only There Were Practice in Childcare

Episode 44 - They Grow as Much as You Trust in Them

Episode 45 - The World is Beautiful When You Smile

Episode 46 - Finding Happiness by Chance

Jam Jam runs her first solo errand while her family visits a recording studio. Will and Ben continue their Halloween trip in Australia, and they go for a train ride and meet some animals. Geon-ho learns to exercise, and their dad plans a sentimental picnic and visit a zoo.

Episode 47 - A Little Village Called Memories

Jam Jam hosts a tour with many of her dad's fans and their kids. Joo-ho regrettably sets up a bell service and they take a stroll on a bridge. The Hammingtons learn about their Australian side, and Bentley celebrates his birthday.

Episode 48 - It's Okay Even When Winter is Here

Jam Jam learns how to drive and gets her first car. Ra-won becomes shy with the visit of idol uncles, but becomes brave when getting vaccines. Clues are scattered around the Hammington house, and they go shopping. Joo-ho visits a salon with the kids, and head to Taiwan.

Episode 49 - The Time to Change the World

Do Kyung-wan and his family return to the show. The Park family face many crises along with pleasantry as they continue their trip in Taiwan. The Hammingtons visit the countryside and pick tangerines.

Episode 50 - The Miracle of an Ordinary Day

The Do family get their pictures taken for Ha-Young's upcoming first birthday, but it wasn't easy. Plus, they embark on a camping trip with a friend. Sam teaches William a lesson for not listening to him. The Park family visit a street food market in Taiwan.

Episode 51 - The Long-Awaited Today

Sam brings the kids to visit his friend in Dubai. Crayon Pop pays Jam Jam a visit. The Do trio visit their grandparents. The Park family continue their trip in Taiwan and get a Christmas surprise.

Episode 52 - Hello and Goodbye

Jam Jam gets a real life visit from her new favorite toy, but her desire for her idol and her dad to meet makes things complicated. Thankfully, a handsome uncle resolves the situation. The Hammingotns visit the desert in Dubai. The Park family visit an ostrich cafe, and Joo-ho announces that a third child is on the way. Yeon-woo plays the cello and composes a song to surprise their mom.