This action and adventure comedy is drawn in simple appearance and combines cute forest animals with extreme graphic violence. Each episode revolves around the characters enduring accidental events of bloodshed, pain, dismemberment and/or death.
You can now watch Happy Tree Friends online on the following streaming providers in the United States.
| Title | Air Date | Duration | ||
|---|---|---|---|---|
| Season 1 | Episode 1 | Spin Fun Knowin' Ya! | 1999-12-24 | 2 min |
| Season 1 | Episode 2 | House Warming | 1999-12-31 | 2 min |
| Season 1 | Episode 3 | Helping Helps | 2000-01-07 | 2 min |
| Season 1 | Episode 4 | Crazy Ant-ics | 2000-01-28 | 2 min |
| Season 1 | Episode 5 | Havin' a Ball | 2000-02-04 | 2 min |
| Season 1 | Episode 6 | Water You Wading For? | 2000-02-11 | 2 min |
| Season 1 | Episode 7 | Nuttin' Wrong with Candy | 2000-02-18 | 2 min |
| Season 1 | Episode 8 | Wheelin' and Dealin | 2000-02-18 | 2 min |
| Season 1 | Episode 9 | Pitchin' Impossible | 2000-03-03 | 2 min |
| Season 1 | Episode 10 | Stayin' Alive! | 2000-03-10 | 2 min |
| Season 1 | Episode 11 | Treasure These Idol Moments | 2000-03-14 | 2 min |
| Season 1 | Episode 12 | Chip Off the Ol' Block | 2000-05-03 | 2 min |
| Season 1 | Episode 13 | Nuttin' but the Tooth | 2000-05-19 | 2 min |
| Season 1 | Episode 14 | Hide and Seek | 2000-05-26 | 2 min |
| Season 1 | Episode 15 | Whose Line Is It Anyway? | 2000-06-02 | 2 min |
| Season 1 | Episode 16 | Boo Do You Think You Are? | 2000-06-09 | 2 min |
| Season 1 | Episode 17 | Mime and Mime Again | 2000-06-16 | 2 min |
| Season 1 | Episode 18 | You're Bakin' Me Crazy! | 2000-06-23 | 2 min |
| Season 1 | Episode 19 | Tongue Twister Trouble | 2000-06-30 | 2 min |
| Season 1 | Episode 20 | Meat Me for Lunch | 2001-03-02 | 2 min |
| Season 1 | Episode 21 | Sweet Ride | 2001-03-10 | 2 min |
| Season 1 | Episode 22 | It's a Snap! | 2001-03-17 | 2 min |
| Season 1 | Episode 23 | Off the Hook | 2001-03-24 | 2 min |
| Season 1 | Episode 24 | Spare Me | 2001-03-31 | 2 min |
| Season 1 | Episode 25 | Snow What? That's What! | 2001-04-07 | 2 min |
| Season 1 | Episode 26 | This Is Your Knife | 2001-04-14 | 2 min |
| Season 1 | Episode 27 | Happy Trails Part I | 2001-10-20 | 2 min |
| Season 2 | Episode 1 | Happy Trails Part II: Jumping The Shark | 2001-10-27 | 3 min |
| Season 2 | Episode 2 | Eye Candy | 2002-09-08 | 2 min |
| Season 2 | Episode 3 | Rink Hijinks | 2002-09-15 | 2 min |
| Season 2 | Episode 4 | Flippin' Burgers | 2002-09-22 | 2 min |
| Season 2 | Episode 5 | Get Whale Soon | 2002-09-29 | 2 min |
| Season 2 | Episode 6 | Snip, Snip Hooray! | 2003-05-30 | 2 min |
| Season 2 | Episode 7 | Eyes Cold Lemonade | 2003-12-26 | 2 min |
| Season 2 | Episode 8 | Milkin' It | 2004-01-04 | 2 min |
| Season 2 | Episode 9 | Out of Sight, Out of Mime | 2004-02-22 | 2 min |
| Season 2 | Episode 10 | Class Act | 2004-04-02 | 2 min |
| Season 2 | Episode 11 | The Way You Make Me Wheel | 2004-05-21 | 2 min |
| Season 2 | Episode 12 | Better Off Bread | 2004-06-20 | 2 min |
| Season 2 | Episode 13 | I Get a Trick Out of You! | 2004-06-27 | 2 min |
| Season 2 | Episode 14 | Shard at Work | 2004-08-27 | 2 min |
| Season 2 | Episode 15 | Water Way to Go | 2003-09-11 | 2 min |
| Season 2 | Episode 16 | Out on a Limb | 2003-05-18 | 2 min |
| Season 2 | Episode 17 | Keepin' It Reel | 2004-09-25 | 2 min |
| Season 2 | Episode 18 | A Hard Act to Swallow | 2003-09-21 | 2 min |
| Season 2 | Episode 19 | Let It Slide | 2004-09-28 | 2 min |
| Season 2 | Episode 20 | Icy You | 2004-10-22 | 2 min |
| Season 2 | Episode 21 | Hello Dolly | 2004-10-29 | 2 min |
| Season 2 | Episode 22 | Remains to Be Seen | 2004-11-27 | 2 min |
| Season 2 | Episode 23 | Stealing the Spotlight | 2004-12-17 | 2 min |
| Season 2 | Episode 24 | Ski Ya, Wouldn't Wanna Be Ya! | 2005-05-26 | 2 min |
| Season 2 | Episode 25 | Blind Date | 2005-07-22 | 2 min |
| Season 2 | Episode 26 | Suck It Up! | 2005-07-22 | 2 min |
| Season 2 | Episode 27 | From A to Zoo | 2005-12-15 | 2 min |
| Season 3 | Episode 1 | The Wrong Side Of The Tracks | 2006-09-25 | 7 min |
| Season 3 | Episode 2 | From Hero To Eternity | 2006-09-25 | 7 min |
| Season 3 | Episode 3 | And The Kitchen Sink | 2006-09-25 | 7 min |
| Season 3 | Episode 4 | Party Animal | 2006-10-02 | 7 min |
| Season 3 | Episode 5 | Ipso Fatso | 2006-10-02 | 7 min |
| Season 3 | Episode 6 | Don't Yank My Chain | 2006-10-02 | 7 min |
| Season 3 | Episode 7 | Doggone It | 2006-10-09 | 7 min |
| Season 3 | Episode 8 | Concrete Solution | 2006-10-09 | 7 min |
| Season 3 | Episode 9 | Sea What I Found | 2006-10-09 | 7 min |
| Season 3 | Episode 10 | Easy For You To Sleigh | 2006-10-16 | 7 min |
| Season 3 | Episode 11 | Wishy Washy | 2006-10-16 | 7 min |
| Season 3 | Episode 12 | Who's To Flame? | 2006-10-16 | 7 min |
| Season 3 | Episode 13 | Every Litter Bit Hurts | 2006-10-23 | 7 min |
| Season 3 | Episode 14 | As You Wish | 2006-10-23 | 7 min |
| Season 3 | Episode 15 | Take A Hike | 2006-10-23 | 7 min |
| Season 3 | Episode 16 | Snow Place To Go | 2006-10-30 | 7 min |
| Season 3 | Episode 17 | Dunce Upon A Time | 2006-10-30 | 7 min |
| Season 3 | Episode 18 | Gems The Breaks | 2006-10-30 | 7 min |
| Season 3 | Episode 19 | A Change Of Heart | 2006-11-06 | 7 min |
| Season 3 | Episode 20 | A Hole Lotta Love | 2006-11-06 | 7 min |
| Season 3 | Episode 21 | Mime To Five | 2006-11-06 | 7 min |
| Season 3 | Episode 22 | Blast From The Past | 2006-11-20 | 7 min |
| Season 3 | Episode 23 | Chew Said A Mouthful | 2006-11-20 | 7 min |
| Season 3 | Episode 24 | See What Develops | 2006-11-20 | 7 min |
| Season 3 | Episode 25 | Idol Curiosity | 2006-11-27 | 7 min |
| Season 3 | Episode 26 | Home Is Where The Hurt Is | 2006-11-27 | 7 min |
| Season 3 | Episode 27 | Aw, Shucks! | 2006-11-27 | 7 min |
| Season 3 | Episode 28 | Sight For Sore Eyes | 2006-12-04 | 7 min |
| Season 3 | Episode 29 | Wipe Out | 2006-12-04 | 7 min |
| Season 3 | Episode 30 | Letter Late Than Never | 2006-12-04 | 7 min |
| Season 3 | Episode 31 | Wingin' It | 2006-12-11 | 7 min |
| Season 3 | Episode 32 | Tongue In Cheek | 2006-12-11 | 7 min |
| Season 3 | Episode 33 | Easy Comb, Easy Go | 2006-12-11 | 7 min |
| Season 3 | Episode 34 | I've Got You Under My Skin | 2006-12-18 | 7 min |
| Season 3 | Episode 35 | In A Jam | 2006-12-18 | 7 min |
| Season 3 | Episode 36 | Junk In The Trunk | 2006-12-18 | 7 min |
| Season 3 | Episode 37 | Hear Today, Gone Tomorrow | 2006-12-25 | 7 min |
| Season 3 | Episode 38 | Double Whammy Part I | 2006-12-25 | 7 min |
| Season 3 | Episode 39 | Autopsy Turvy (Double Whammy Part II) | 2006-12-25 | 7 min |
| Season 4 | Episode 1 | Read 'em and Weep | 30 min | |
| Season 4 | Episode 2 | Can't Stop Coffin | 30 min | |
| Season 4 | Episode 3 | We're Scrooged | 30 min | |
| Season 4 | Episode 4 | A Sucker for Love" (Part 1) | 30 min | |
| Season 4 | Episode 5 | A Sucker for Love" (Part 2) | 30 min | |
| Season 4 | Episode 6 | Just Desert | 30 min | |
| Season 4 | Episode 7 | Peas in a Pod | 30 min | |
| Season 4 | Episode 8 | Wrath of Con | 30 min | |
| Season 4 | Episode 9 | All Flocked Up | 30 min | |
| Season 4 | Episode 10 | Something Fishy | 30 min | |
| Season 4 | Episode 11 | Without a Hitch | 30 min | |
| Season 4 | Episode 12 | Swelter Skelter | 30 min | |
| Season 4 | Episode 13 | I Nub You | 30 min | |
| Season 4 | Episode 14 | A Bit of a Pickle | 30 min | |
| Season 4 | Episode 15 | See You Later Elevator | 30 min | |
| Season 4 | Episode 16 | Clause for Concern | 30 min | |
| Season 4 | Episode 17 | The Chokes on You | 30 min | |
| Season 4 | Episode 18 | Royal Flush | 30 min | |
| Season 4 | Episode 19 | Brake the Cycle | 30 min | |
| Season 4 | Episode 20 | Random Acts of Silence | 30 min | |
| Season 4 | Episode 21 | Breaking Wind | 30 min | |
| Season 4 | Episode 22 | All in Vein | 30 min | |
| Season 4 | Episode 23 | Bottled Up Inside | 30 min | |
| Season 4 | Episode 24 | No Time Like the Present" | 30 min | |
| Season 4 | Episode 25 | By the Seat of Your Pants | 30 min | |
| Season 5 | Episode 1 | You're Kraken Me Up | 30 min | |
| Season 5 | Episode 2 | All Work and No Play | 30 min | |
| Season 5 | Episode 3 | Buns of Steal | 30 min | |
| Season 5 | Episode 4 | Pet Peeve | 30 min | |
| Season 5 | Episode 5 | A Vicious Cycle | 30 min | |
| Season 5 | Episode 6 | Put Your Back Into It | 30 min | |
| Season 5 | Episode 7 | Spare Tire | 30 min | |
| Season 5 | Episode 8 | Camp Pokeneyeout | 30 min | |
| Season 5 | Episode 9 | Dream Job | 30 min | |
| Season 5 | Episode 10 | Still Alive #1: Going Out With A Bang | 30 min | |
| Season 5 | Episode 11 | Still Alive #2: A Handy Nanny | 30 min | |
| Season 5 | Episode 12 | Still Alive #3: An Inconvenient Tooth | 30 min | |
| Season 5 | Episode 13 | Still Alive #4: Just Be Claus | 30 min | |
| Season 5 | Episode 14 | Still Alive #5: In Over Your Hedge | 30 min | |
| Season 6 | Episode 1 | Too Much Scream Time | 2023-09-28 | 3 min |
| Writing | Warren Graff | Writer |
| Writing | David Winn | Writer |
| Writing | Aubrey Ankrum | Writer |
| Writing | Ken Pontac | Writer |
