- Unveiled Mystery Part 2: Season premiere.
- Abra-Kadabra!: Abra reunites with a long-lost sibling responsible for an incident of her past.
- Better Power: Beautifast and Blinkie determine who is the better hero.
- Super Servant: After accidentally injuring Splendid, Leslie steps up her hero game.
- White as a Ghost!: Branchy's sister comes back as a ghost.
- The Costume Ball: Petunia goes to a costume party.
- No More Deaf: Abra gets a new pair of ears.
- Poof of Purchase: After she and Trixie accidentally switch wands, Abra brings a rabbit doll to life and thrusts herself into the challenges of parenthood.
- Glass Eyed and Beaver Tailed: Toothy gets an eye upgrade, that belonged to someone else.
- From Musk to Paws: Solaris messes with Paws.
- Riddles in Trouble Rouble: The investigator duo are on the case.
- Act of Devil: The sequel to Riddles in Trouble Rouble.
- Inn of Imagination: Draco takes in numerous "imaginary" friends when their owners die. What he didn't think about was The Dragon coming to spill imaginary blood!
- A-hee-ahee Ha-hee!: What does the fox say?
- Look But Don't Touch: Brian causes an epidemic of horrible rashes by going on a touching spree.
- Solaris Eclipsed: Solaris begins acting different... in a good way.
- Mother of Magic: Abra introduces Poof to the family.
- Tricks Up My Sleeve: Kadabra spruces up his magic tricks with the help of Solaris, but she ends up stealing the show.
- The Garden of Raymond: A magic accident with Cascade turns her into an even bigger plant than before.
- Be a Fan: Petunia is a big fan of Beautifast. When she gets her photograph with her, Beautifast ends up twisting her ankle and Petunia has to take over on stopping a giant squid attack.
- Squirreling Away: An odd red squirrel steals Nutty's sweet treats.
- Face the Wrath: Havoc ensues with Solaris and Beautifast.
- Tops of The Flops: Floppy (CCF) picks a fight with two aliens (Paws and Sunset).
- Greasy Spoon: What happens when an amateur chef and a greasy gopher make food together?
- A Tea Bash: Suey, yet another character prone to flip outs, is introduced in this episode.
- Mink the Mighty: Phobia learns a lesson in scaring when he meets Marley, a mink with no fear.
- A New Kind of Odd: Oddity wraps herself in a cocoon and emerges anew.
- You Dirty Rat!: Fungus, Tromp, Rotty, and Brass deal with a rat who takes over their dumpster.
- Slend a Hand: Slender Loris finds out he's both a meme and a laughingstock when he haunts a movie theatre.
- That Wily Canine!: Spindly attempts to catch Flighty using increasingly complicated traps.
- Sniped Away: Abra gives Poof a haircut.
- Unfair Weather Friends: Petunia's picnic with friends is ruined by a windy day.
- A Fishy Disaster: Scrunchy debuts in this episode.
- The Run Fun: Tufty tries to run away from fat guys.
- Better Hot Than Ever: Toothy becomes a fire-breathing beaver.
- The Love of Poison: A tale of Snow White, starring Snowdrop and featuring Underwear.
- Got Any Grapes?: Quacko loses his temper over getting yelled at for asking for grapes at a lemonade stand.
- Gypsy for You: Cranky is not really "cranky" for once thanks to a certain beautiful gypsy.
- Loves Me, Kills Me Not: Freckle the purring cat and Minty fight over Pastel.
- Aquactic Fear: Quacko suddenly develops a fear of water after encountering the giant squid.
- If You're Happy and You Know It, Slap Your Foes: What will happen if an entertainer keeps not getting the satisfying reaction that he wants?
- A Witchy Way: Underwear mistakes his costumed friends for real witches.
- Cheeky Business: Nutty and Hucky disguise themselves as chipmunks to infiltrate Giggles' birthday party.
- Icy Wolf, Hidden Dragon: Bjorn tries to learn martial arts, which isn't so easy when half your body is frozen solid.
- Fly Like the Wind: This episode introduces Windly, the girl with cape.
- Out of the Hat: Two magicians perform for the audience, with their hat tricks being the highlight.
- Sting Operation: Buzzles prepares himself for a fight against Beehive.
- Steamed Punks: An ancestor of Sniffles comes to modern day.
- Too Dirty Today: A certain member of royalty tries to learn how to operate things at the laundromat.
- A Whole Lot of Latte: Poor Joe ends up having to deal with Suey's flip-outs.
- I Spy A Spy: Alex embarks on a mission to rescue friends from a burning bank.
- Artist's Block: Alex is kidnapped by Lustly after he denies her request for a painting of them together.
- Mittens and Kittens: Mittens buys birthday cake, but the Dark Kittens try to steal it.
- The Train to Doom: Baumey is distracted by a phone call and causes a fatal collision in the subway.
- Bobcat Blues: Tufty goes to the bakery to buy a cake. A sequel to Mittens and Kittens.
- Bitter Pill To Swallow: Basically Every Litter Bit Hurts but with extra steps.
- Cousin's Play: Mimi sees her cousin, Pumpernickel, again.
- The Duck and the Fish: Quacko has a rough time trying to catch fish.
- Not the Right to Steal a Flower: Tionna has her flower stolen.
- Ex, Y, and Z: Axel and Masky run into an old friend.
- Magic Matter: Pumpernickel accidentally turns Aqua into a baby!
- Pond of Love: Squirt and Snowflake go on a date for the first time.
- A Walk in the Park: Squirt and Snowflake go on a date again, this time in the park.
- Good Morning, Love!: Lovely takes a morning stroll.
- Bad Luck!: Masky is cursed with bad luck!
- You Are My Biggest Idol: Puffy finds a new toy.
- Just to Slug You Steered: Cuddles finds an aqua wand that can be used to restore lost body parts.
- Keep It Cool: Sandy relaxes on the beach while Snowy tries to escape the heat.
- Two Chaos Fever: A walk in the woods turns horrific for poor Flaky.
- Spring Cold: Bleedy gets a nose bleed.
- Rollin' Along: This episode introduces Eyeball, the otter with a fake eyeball that often pops out.
- Just a Fluke: Gilly and Seafoam must help two merfoxes evade Cryptie.
- Related Time Stinks: This episode introduces Flaky's mother, Faky.
- Not Going Nuts: This episode introduces Chippie the nut lover.
- Global Warning: Ice Pack believes the world will be flooded and tries to stop it from happening.
- Look Out Down Below!: Flowers meets a new rival.
- I Spy With my Little Eye: Axel spies on his ex-boyfriend.
- Flirting Out: Giggles and Petunia flip out for the first time.
- Camp Supanovatrickleout: A sequel to the original "Camp Pokeneyeout".
- Goddess Goodness: This episode introduces Atlanta, the goddess of the sea.
- Pack Sheep: After losing her wool, Sheepy discovers her true origins with help from a long-lost sibling.
- Wings of Change: Lab Rat turns an ordinary rabbit into a half-moth mutant.
- I Heart You the First Time!: Axel and Spooks fall in love with each other after an incident.
- Yakking Up Hairballs: Yacket finds an unorthodox way to give his hair an upgrade.
- Powerpossible: This episode introduces Starver, a 6-year old beaver who is a superhero fan.
- Nice Gnawing You: A catastrophe unleashes when the window breaks off of an old taxi.
- Party and Soul: Ghostcrank takes the opportunity to prepare dinner at Cub's birthday party and tries to find the last victim for the divine being he worships.
- Close But No Cigar: Avalon tries to put an end to Forsumma's smoking problem.
- Don't Be a Prick: Cacty buys tons of cacti and plants them all over the place.
- Chowdown: Treeter's eyesight is put to the test when his hunger craze brings him to a tree.
- Dolly's Day: Despair finds a new doll to play with.
- Don't Bee Long: Disaster unknowingly causes and then gets into yet another trouble, this time with bees added to the mix.
- To Whom Fist May Concern: Riston and Matoba got to a fight with each other. Meanwhile, Fliqpy made a decision to kill whoever survives the fight.
- Better Soft Than Never: Aqua steals Plushy’s pillows.
- Doughnut Crazy: Doughnut and Doughy go on a date.
- Explosive Toxicity: Bushy makes a bunch of toxic glass flasks, a good amount of those flasks create huge explosions, causing trouble to the Happy Tree Friend Town.
- Big Brains: Devious and Sniffles have a brain duel.
- Winner Winner Chicken-Dinner: It is Flaky's birthday party, and she has invited some friends and random guests! Little would she know, she would invite two young men who have been rivals since their very early childhood.
- A Sluggy Situation: Sluggy causes a blackout and it is up to Zee, Dexter, and Amp to find out.
- Flying Sorcerer: Tiverer, a mad magician, uses hypnosis to butcher viewers gullible enough to attend his show.
- Fizzle Wizzles: Fizzles buys a lot of soda bottles from Swindler not knowing that it is a scam. The soda bottles are hazardous and cause severe injuries and deaths to the other characters.
- Cliff Hanger: The debut of Samuel and his friends.
- Are You Kitten Me Right Meow?: Disco Bear (unintentionally) and Cub cause another demise for Puffles.
- Lyle's Story: Lyle drives around in his new car.
- Search and Delete: A HTF version of a Grand Theft Auto IV mission.
- Sucks to Be You: Another day in the life of Samuel and his friends.
- Love Me Do: Lyle dates Stacy.
- Four Seasons: When Princess Giggles is kept hostage along with those who tried to free her, it is down to Twirly to save his best friend and the dear princess.
- Royal Fan: A princess descentant becomes the servant of a faux princess.
- Leaf Me Alone!: It so appears that Puffles was roller-skating in the wrong area, and thanks to her stupidity, a school play rehearsal turns into a bloodbath!
The pop-up style is retained from the previous season range.
"A is for Abra"
- Showers is preparing his bathtub.
"S is for Showers - Having some showers is seldom shameful."
- Snooty is comfortably sitting on a cushion as she watches Cranky lazily operating a cement mixer.
"S is for Snooty, C is for Cranky - Someone's duty should be super safe! Cool critters can't crack under pressure while crankin'!"
- Alex is drawing a piranha.
"A is for Alex - Any aspiring artist makes anything look amazing!"
"C is for Coral"
"K is for Kitty Kat"
"C is for Cacty"
- Pyro is hugging a gigantic Eevee plush that he set fire to.
"P is for Pyro - Provoking perfection for peevish reasoning is less-than-paceful Pyro's purpose."
- Puffles is surprised by a puffed up pufferfish in its tank.
"P is for Puffles - Prickly pufferfish will petrify this puffy, passe persian kitty!"
- Lyle is driving a luxurious car.
"L is for Lyle - Lyle driving his car up and down a hill."
- Crook is running with a bag of money.
"C is for Crook - This callous chump captivates catastrophes with his cynical captiousness."
- Twirly and Whirly are pulling off a cute pose.
"T is for Twirly - Taunting and tampering with tentative twerps since time tweaked."
"W is for Whirly - Wacky, wearisome winds will whack this waltzy wally into weighty, whimsical warranties!"