Set sometime after the flashback in the second movie a kid lost his favorite teddy bear, our gang goes on a wild adventure through New York City to return it to him – and in the process Marty learns that some things in life can't be found in an instruction manual.

Song: Keep Going

Melman finds a lucky flower and is convinced that today will be his Best Day Ever! But when a series of unlucky events threaten to ruin his day, he's faced with the choice to drown in his sorrows or “take back the day”!

Song: Just Dust It Off

When the happy-go-lucky sea lions draw crowds away from his show, Alex decides that he needs to act like the Sea Lions. When Alex's attempts to compete with them don't bring back the crowds, he learns to be true to himself rather than try to be someone he's not (i.e. fish gotta swim, birds gotta fly, and lions gotta roar… and do backflips on land).

Song: Spread Joy With Me & Gotta Make Them Roar

When Gloria sneaks into the NY Ballet to audition for "Swan Lake" and gets rejected (not for her dancing, but because she's a hippo), Gloria's belief in herself is tested. With some help from her friends, Gloria learns that she doesn't need someone else to decide she's a prima hipporina – she already is one, no matter what anyone thinks!

Song: Shine & Swan Lake

The gang heads to "Best Fans Day" at NY's Giraffe Stadium, where Alex gets caught up in the attention of rooting for the winning team. When his behavior ends up hurting Marty's feelings, Alex comes to learn that the only team that matters is the one that's made up of his friends.

Song: Let’s Go Team!

The gang heads to the Museum of Dinosaurs to help Kate with a big presentation. But Gloria becomes so obsessed with her handheld video game that she misses out on what's right in front of her, and ends up creating a disaster of colossal size!

Song: What If, Gotta Win This Game & Do The Dino

After hearing spooky rumors about the new habitat resident — a bat! — Marty is determined to protect his friends from the newcomer. But when the bat helps him out of a tough situation, Marty learns it's better to get to know someone rather than judge them on false stereotypes.

Song: Scary Fun & Lead The Way

Alex is mistaken for a Maine Coon and takes over its life in the penthouse; despite being very comfortable at first with his fancy-schmancy new life, Alex begins to miss his old life and learns that it's lonely at the top.

Song: I Could Get Used To This

On Junior Marshals' Day at the fire station, Melman gets stuck in a fire truck on its way to a real emergency; with Alex's help, Melman must overcome his fear of heights to help save a stuck cat and learn that even heroes get scared sometimes.

Song: Shine (with Joey Lawrence vocals and one octave higher.)

When Marty accidentally steals a pair of slippers from a department store, he plans an elaborate heist to return them; in doing so, he learns that in the end, owning up to one's mistakes is easier than trying to cover them up.

Song: Fancy Fifths

When a litter of hedgehogs is temporarily relocated to the habitat, Alex, Marty, Melman and Gloria become their babysitters; the mischievous hedgies quickly wreak total havoc in the habitat.

Song: Your’e Already A Star

Everyone has something amazing planned for Kate's birthday, but Melman's worried that his homemade gift won't measure up; while on a quest to get Kate her favorite cupcakes, Melman learns the gift doesn't matter as long as it comes from the heart.

Song: The Sweetest Gift Comes From You

Gloria becomes determined to earn her Queen of Kindness Kidizen badge and welcomes some free-spirited rats who need a place to stay into the habitat before learning that it's okay to say no.

Song: I Got You! & G.L.O.R.I.A

Alex heads to a Coney Island roller coaster and proves there are advantages to being small.

Song: I’m Ready For The Big Time

Marty gets jealous when Lucia the sloth arrives but then must keep her from leaving the habitat.

Song: Pura, Vida & We Miss You Lucia!

Melman misses his bedtime to watch the ball drop on New Year's Eve with his friends and have fun.

Song: We Celebrate & Life Of The Party

When a tadpole named Lala shows up in Gloria's tank, Gloria must learn to manage different friendships.

Song: New Friends, Old Friends & Old And New Friends Mashup

Gloria tries to make spring come early so that she can get the missing tail for her mermaid doll, but learns to embrace other plans.

Song: I Write My Name In The Sky & Heat It Up

Marty tries to figure out which float their new friend Odee Eliot should ride in the Animal Pride Parade.

Note: This episode is based on Pride Month, and the special pride month song "Be Proud" was released on Apple Music and Spotify on May 28, 2021.

Alex lands a role in a big Hollywood movie with his idol Harley Horns (Eric Stonestreet), but his idol is not who he seems.

Song: I’m Ready For The Big Time & You Are Our Star

When Melman loses his first tooth, he goes into the city to find it so he can get his present from the tooth fairy.

Song: You Won My Heart Over

Ranger Hoof invites Marty on a Junior Ranger trot, and he's determined to prove he has what it takes.

Song: Follow My Lead

Alex tries to become a star of the lunar new year show as a dragon.

Song: Being A Star

After growing legs, Lala is ready to go on a big adventure with her friends; Lala meets a shark named Oggie (Michael Leon Wooley) and tries to help him get out of a net.

Song: Let’s Find A Way To Help & Try Something New

When a snowstorm blocks Kate from accessing the zoo, Melman tries to fill in for her.

Song: Taking Lead & Keep Going

Gloria meets Starlene (Alanis Morissette), a shy hermit crab with a big talent; Gloria tries to help her show off her amazing talent to the animals of NYC.

Song: Go Big Or Go Home (in the tune and melody of Bang Bang (Jessie J, Ariana Grande and Nikki Minaj song.) but slight slower and jazzy.) & Ocean Calling featuring Alanis Morissette with Shaylin B in a duet

After Lala has feet and is now heading to a bigger pond, Gloria tries to find a new tankmate to play with.

Melman is very nervous about his first Sleepover with his friends at a campout in a vacant part of the zoo.

The group gets bored of their old toys, but then they discovered a map to a secret playground, and they tried to find it before time runs out.

The gang does a basketball tournament to see who's the best, but Gloria keeps on cheating so that she could win.

Alex prepares for a performance he always wanted, but Ant'ney's pizza problem made him viral, and invited to do the show but not Alex.

When the gang asks Marty to read their new favorite mystery book to them, he doesn't want to because it would embarrass him badly.

During the holiday time in the habitat, Melman is determined to add one more sticker to his yearly "Nice" list, but when he meets a gander who has been separated from his family, he and his gang embark on a wild goose chase around the city.

Marty finds an arctic wolf puppy and tries to locate its owner before it's too late.

Gloria tries so hard to reunite a salsa loving parrot with her partner and learns a lesson in finding people.

Alex thinks he's "King of the Jungle" by leading the gang to find Bartholomew the Bat but learns a lesson in helping his friends.

On the night of a toy car race in the park, Melman discovers his toy ambulance has a popped tire.

The gang gets some Critter Cards, NYC's latest craze, and Gloria wants to collect them all, but learns a lesson about finding toys when she tries to find Melman's missing card.

Bill the Flamingo moves into the guest habitat and finds the gang seeing Alex in an audition for a show.

With the help of the Zoo Crew, Ant'ney wants to prove to his Ma that he's responsible enough to move to his own nest by taking care of an egg.

Ranger Hoof invites Marty to Junior Ranger Horse training to see how well he does, but Marty likes to do it by book.

At a painting exhibition at the NYC Art Museum, Melman worries that his style isn't up to snuff, so he seeks help form a fancy rat named Andre Jean.

Gloria's taking a new job as a minted journalist by creating a podcast, "The Daily Glo" so that she can get all the attention she needs.

Alex decides to become a celebrity chef, but worries his food might not be the best.

After hearing Melman sing an original country song, Ant'ney signs him up for a concert, but Melman's anxiety gets bigger, and he worries couldn't do it.

When Rocky asks Alex to direct his musical about his great grandma, Alex accepts it despite that he doesn't have any experience with them.

Ant'ney dreams of becoming a corner crooner on the ledge, but he must hide his true passion from his family with the help of his friends.

Gloria enters a surf festival at Jones Beach, and Marty spearheads a beach cleanup day to get another Junior Ranger badge.

Gloria spends a day at the Central Park Pond with her friend Lala and meets her frog friends from her hibernation.

Melman and his friends don't seem to be the same, so he finds a herd that looks just like him, but then realizes that his old friends also have his back no matter what.

Marty decides to skip junior ranger training and become the first Zebra Ranger Horse to celebrate Earth Day but learns way more than what being a Ranger Horse is.

Alex decides to go on an epic space adventure just like Thelma the Space Monkey (Mindy Sterling) so that he'll have a busy schedule like his friends and learns about the bond of friendship.