List of Episodes/Seasons 111-120

Season 111

 * 1) No Anthro-duction: In the season premiere, Hissy is turned into an anthropomorphic skunk and steals attention away from Smooth.
 * 2) Sniper Freaking Gets Rekt: A certain MLG gamer bites off more than he can chew.
 * 3) Little Witch Pawcadmie: Sunset begins to teach Paws how to use magic like her.
 * 4) The Dark Canine Rises: Splendid adopts a super powerful dog to aid him in his quest to fight evil. But whose side is this furry creature really on?
 * 5) Here Comes Bubble: Neo is trying to escape from her own bubble which is actually mixed with radioactive waste.
 * 6) Star Wreck: Leo and Sniffles argue over what movie to watch: Star Wars or Star Trek.
 * 7) Parachuting Brothers: The Treeless Brothers attempt to do their parachuting contest. This episode also marks their return.
 * 8) A Hiss-understanding: After Wiggles goes missing, Nursery poses as Freaky's pet snake.
 * 9) The HTF Clown Killings: Fourteen HTF characters are brought into a video game with one clown, and they have to try to survive from getting killed by the clown, Sanity.
 * 10) Unlucky Sisters: The Treeless Sisters are meeting up with Lustly during their walk at night and getting some terrible results with her.
 * 11) Chilled Out: The Treeless Brothers attempt to make Chille cold, who has a high heat even if he is in snow weather.
 * 12) Relic the Moment: Decha returns home with a cursed artifact. Unfortunately, its demonic guardian tracks him down and vows to take it back at any cost.
 * 13) Artsy? Or not!: Josh tries to teach Leo how to improve his art. But one lesson becomes mayhem.
 * 14) Cease of Cake: Souffle and Muddy open a new bakery in town.
 * 15) Conceal Your Fate: Emojie joins in a movie shoot and gets a makeover.
 * 16) The Bad Replacement: Lumpy hires Quake Tree at a circus event as a wrong-bad replacement for Mime.
 * 17) Beat All Odds: Quake Tree attempts to outperform Buckley at a cage-fighting match.
 * 18) Time Flies When You're Having Fun: Sniffles meets Freddy Fly, and they work together as an attempt to stop the ants.
 * 19) Not Enough Seats: The Treeless Brothers and Zet cheat the "not enough seats" problem which leads to a bad conflict between Lumpy and Hound.
 * 20) Lucky Raccoon: Bumpsy attempts to use good luck so he could get rid of the possum.
 * 21) Within a Wheelchair: Cast is recovered from his injuries while Nurse is dealing with something else.
 * 22) Raymond the De-Mutated (Part 1/3): Over many years of Raymond's life, she was turned into a girl, grown a tail, and got a new nose. However, when Raymond saves Trixie's life, she undoes every curse and change to Raymond and turns her back into a male, gives her (now "him") his old nose back, and gets rid of the tail. Raymond is grateful at first, but soon misses the things that made him even more unique. (this is the season finale).

Season 112

 * 1) Raymond the De-Mutated (Part 2/3): Raymond must rescue Trixie from a mysterious kidnapper in order to get cursed again. (Part 3 will be in the season 112 finale).
 * 2) Escape from Lust: Lustly is in love with Leo even more than when she was in love with any other male tree friend... which means that she will take even more drastic measures to get to him. Will Leo escape?
 * 3) Here We Go A-brain: Lab Rat upgrades Brain to Brainbot and sells her to those with a lot of questions to ask.
 * 4) White Trash: Diamond gets her first job as a trash lady, but is embarrassed by it...
 * 5) I Like T Better: Handy gets stuck in a T-pose.
 * 6) Hear We Go: The deaf girl Snowpuff breaks her hearing aid and decides to go to the shop.
 * 7) 40 Pound Carrot Rabbit: Snowball gets hooked on carrots.
 * 8) Brain and Fortune: Freaky uses Brainbot for his fortune-telling hobby.
 * 9) Feline Pine: Lumpy wants a feline to enter in a cat show. What he gets is a porcupine in cat wear.
 * 10) Cats and Dolls: Kiyoko picks up a doll-sized test subject to make a new voodoo doll.
 * 11) Back to Bag: Hal the sugar glider forgets his suitcase at the airport.
 * 12) Take It or Leaf It: Hal tries to do Racky a favor, but gets sidetracked by other things.
 * 13) Brothers Cosplay: The Treeless Brothers are cosplaying as Chroma, Bushy, and Taily leading them to terrible results.
 * 14) Good Will Haunting: Cheerup helps Mia prepare for Halloween by "spooking up" her house.
 * 15) Fangs a Lot: Chompy wears a pair of fake fangs and Daydream becomes convinced there's a vampire on the loose. Little do they know, there soon will be...
 * 16) Tromp the Vote: Tromp becomes wealthy after accidentally receiving a million dollar cheque. But the power soon gets to his head when Deb encourages him to run in the elections.
 * 17) Air Bnb: Roger makes himself a stowaway in Hops's new plane.
 * 18) Lost in the Big City: Sniffles invents his own GPS system which ends up getting he and his friends stuck in the big city with no way home.
 * 19) The Happy Tree Club: The tree friends are forced to have Saturday school after angering their principal.
 * 20) Breaking Badger: Hiss sends a hitman to kill Beehive after the honey badger messes with his snake collection.
 * 21) Ring Around The Cauldron: Elixir ends up with babysitting duty after turning a couple customers into children.
 * 22) Give Me a Leg: Jake is trying to take Jet's place after Jet's legs got injured but he's slower than expected.
 * 23) Egg to Differ: Lumpy is hypnotised into acting like a chicken - and ends up laying an egg!
 * 24) Regeneration X: After Squag gets decapitated, Oddity must care for him as his body slowly regenerates.
 * 25) Raymond the De-Mutated (Part 3/3): Will Raymond regain her curse in the season finale?

Season 113

 * 1) Pranks Vs. Robotics: In the Season Premier, Kit and Kat try to do a challenge with Robette.
 * 2) Pawtobter Special: Random takes the Davis kids trick-or-treating, but their candy is stolen! How will they get it back?
 * 3) Whodoo Voodoo?: Mariah brings home a doll that looks like Kirk, which she soon believes is haunted.
 * 4) Boxtracted: The Announcer attempts to break Boxer's boxing match.
 * 5) "Big" Comeback: EZ returns from the dead and gives chase to his crush.
 * 6) Size-mic Activity: Nursery comes to Snarky for a little help, but Sarcasm's mischievous deeds lead to big trouble.
 * 7) What's In Store: Goggles and Danbo have misadventures in town.
 * 8) Stink Differently: Raushelle and Fungus switch scents followed a botched operation, leading to some crazy mishaps.
 * 9) Reads Lead to Doom: Some pages from Medea's cursed book are flying away and she decides to get them back before something worse happens.
 * 10) Paws of the Dead: A vicious internet rumor spreads about Paws.
 * 11) Big Girls Do Cry: Dolly wishes to be big and then turns the world into her play thing.
 * 12) Detective Dangers: Leo, Sniffles, and Josh form a trio to find out the identity of The Mysterious Kidnapper.
 * 13) Take Scare of It: Billy-Bob decided to buy a scarecrow, but the scarecrow is not only going to scare the crows away.
 * 14) Till All Powers Cut: The electricity inside Daphne's house is controlled by unknown virus from the computer.
 * 15) Special Dough-livery: Doe joins Dokane on a donut delivery venture. Their first customer, however, isn't really into their products.
 * 16) Spruce It Up: Water Flower attempts to make the HTF world more beautiful by sprucing the land up with her paint cans given by Lumpy and under his orders while avoiding Crafty, Lifty, and Shifty.
 * 17) Full Moon Feast: Grandma Wolf plans a big feast and invites a few interesting guests; including a ram with a secret curse, a wolf in sheep's clothing and a witch cat who can make "bloody good" desserts. Oh, and Roger's there too.
 * 18) Egg Steal: Egga tries to steals eggs from Beef and Cud's henhouse farm.
 * 19) The Tooth About Love: Fizzles gains feelings for Chompy after she loses all her teeth.
 * 20) Pipe Cleaners: Snooper and Squeeze have opposite yet similar goals when Jewel's ring gets stuck down the sink.
 * 21) Happiness is Next to Deadliness: In the season finale, Snarky develops a drug to change her husband and son's personalities.

Season 114

 * 1) Happy Paw-lidays: The Davis family prepares for the holiday season in the season premiere.
 * 2) Socks To Be You: Socks watches Elixir's store for the day and she discovers some secret tenants.
 * 3) Thank You For Mystery: A Thanksgiving party is crashed by a certain cloaked figure with an unknown identity.
 * 4) Dog with a Log: Bark becomes an internet celebrity.
 * 5) Electric Avenue: Raymond becomes an EDM musician.
 * 6) Penguinity War: Nightfall teams up with Icy, Eggy, Freezer, and Arcticus to thwart Dr. Flop's dastardly holiday deeds.
 * 7) A Flurry of Emotions: Chilly reunites with a long lost relative, but they don't want anything to do with her...
 * 8) Car-ful What You Wish For: Petunia is turned into a car.
 * 9) Fency Seeing You Here: Al tries to make a good impression on Pecan while Paca does her yard work.
 * 10) She's Not My Pipe: When McPipes's pipes burst, it's up to Piper to fix them.
 * 11) Pay the Piper: Piper finds a flute with special powers.
 * 12) Sounding the Siren: A dark magician and a seductive siren help Lustly find love.
 * 13) Stay tuned: Soundtrack gets in trouble and Tom tries to stop it.
 * 14) Can You Be A Little More Pacific?: Two scuba diving raccoon brothers, Crafty and Nikos, must help out a sick mermaid underwater.
 * 15) Big Buck Hunting: Buckley is on the run from a trigger-happy Flippy.
 * 16) What's Going Down: When Tromp gets stuck in a well, Mocha helps him through positive motivation.
 * 17) Short Story, Tall Tale: Emmy is caught between a little problem and a really, really big one.
 * 18) Just an Illusion: The Treeless Brothers discovered that The Treeless Sisters were just their female illusions.
 * 19) Nub Me, Hate Me: Lustly finds a new beau... one who may not be able to get away.
 * 20) Shell of a Woman: A little French snail tries to look for love.
 * 21) Pranks for Being Mine: Samantha tries to win over Salvia's heart while Daphne and Mix try to get their relationship going again.
 * 22) Dead Over Heels: Medea is trying her best to help Bon out to meet his wife again.
 * 23) Late Patrol: Lumpy and Quake Tree try to save Squabbles from drowning in the beach but it's in a late manner.
 * 24) Shop 'n Scare: Chaos spreads when Bell goes out to buy new clothes.
 * 25) Nowhere to Run (Part 1/2): In the season finale, when the Happy Tree School goes under a lockdown along with a blackout, all the tree friends in the school start being brutally murdered one by one.

Season 115

 * 1) Nowhere to Run (Part 2/2): With The Mysterious Kidnapper coming after the few remaining survivors, they come up with a plan that no tree friend has ever thought of: Getting Flippy to flip out. It's Fliqpy vs TMK in this season premiere. Who will come out on top?
 * 2) I Mustache You a Question: Snooper helps Espresso out of a hairy situation.
 * 3) Dying To Know: Chamber, Shepard, and Gloomy go on a quest to pursue their knowledge of death.
 * 4) The Longest Yarn: Carol follows a trail of yarn that never seems to end.
 * 5) Seasoning the Soup with Saltiness: Trouble brews in the kitchen for Maya and Hokahoka.
 * 6) Murder Mystery: The Mysterious Kidnapper murdered a pizza boy with a witness calling the cops, which lead to a much worse situation
 * 7) Inhospitable Hospital: Sickly is sent to the hospital to get himself cured. Unfortunately, the nurses there are anything but helpful.
 * 8) Error 101: Digitized: Leo becomes trapped in an extremely hard-to-beat video game due to one of Sniffles's inventions and the only way out is to beat the game... which nobody has ever done before.
 * 9) Children's Playground: Jake and Jet are out with their sister playing at a playground... Nothing bad can happen, right?
 * 10) How I Dated My Sister: Josh and Giggles get amnesia, fall in love, and start dating despite everyone saying they're related.
 * 11) Anti-thematic: A dare from Toothy leads Flaky to see a very scary movie.
 * 12) Happy Life Day: Grim's scythe breaks down, making the rules of death nonexistent for the next seven minutes.
 * 13) Teddy or Not: Huggly gets a cuteness upgrade.
 * 14) Doggone Kitty: Niya acts like a dog after being hypnotized.
 * 15) Into the Raymondverse 1/3: (season finale) Raymond meets alternative verisons of herself, and form a superhero finale.

Season 116

 * 1) The Ocean Ballet: In the season premiere, Lillie gets help from Coral to make a play about the ocean.
 * 2) House of Killer: Sniffles, Josh, Licky, Nutty, and some of their foes consisting of jerks and evil scientists team up after getting trapped by TMK. But an argument on whether to escape or stay and find out TMK's identity puts their escape plans at risk. And to make things worse, two of them also wants to stay. Not to find out who TMK is, but instead to find out why he is so hard to kill.
 * 3) Vandal in the Town: In his debut, Vandal vandalizes the whole town and Pierce gets blamed for it.
 * 4) All Idols Shall Go: TMK comes up with a new goal: To kill The Cursed Idol and its owner. But has the mysterious figure met its match? Will one of them finally be sentenced to death? It is another TMK vs killer episode, and the ending may or may not suprise you.

Character pop-ups
All seasons in this range have their character pop-up style revert back to canon internet seasons 3 (post-"Wrath of Con") to 5.