Personality

He is seen standing right next to his son until Pig licks both of them, thinking he's a dog as the two become scared. Like his son, he says the same phrase "Dude that's messed up, son." until his son replies "Ooh, I know. Hold me, daddy!" as they hold close.

Appearance

That's Messed Up Son Koala's Dad is a koala with grey fur, dark grey eyebrows and a moustache. He wears a brown business suit with two buttons and a black necktie.

Main Characters
Pig • Goat • Banana • Cricket
Recurring Characters
Angry Old Raisin • Angry Old Raisin's Mother • Armpit Willy • Breakfast Burrito • Burgerstein • Clerk McGirk • DJ Wheelbarrow Full of Nachos • Doctor Frog • Early and Whirley Hamshank • He's So Crazy Squirrel • Lady Primavera • Mary Louise Pizzagut • Mr. Manelli • Owl Woman Lady • President of the Planet • Psychopath Giraffe • Rasta Rat • Sleazy Beave (The Masked Maniac) • Thomas Jefferson • That's Messed Up Son Koala • The Shragger
One-Shot Characters
10 Lip Tina • Abraham Lincoln • Adam and Steve • Alexander Hamilton • Alien Pizza Slices • Arnold Fartzenegger • Avocado • Bac-Cheeria • Banana Bot • Banana's Brothers • Banana's Dad • Banana's Grandpa • Banana's Mom • Banana's Sisters • Barbershop Quartet • B.A.R.F. • Beanfurd • Big Ballah Koala • Bill • Bob • Brainy Jane • Business Panda • Captain Sassafras • Cousin Eel • Chef Jeff • Calvin Clam • Cart Pups • Cherubs • Coach McGinty • Cow • Crazy Marty • Dad Hyena • Delooney Hamshank • D. Dilly Dillyman • Director • Dr. Cronenbird • Dr. Eggplant Face • Drago Seatkovich • Duck • The Dumbles • Earless Eddy & Graveyard Gary • Eve Gruntfest • Feral Ann • Feral Dan • Feral Jan • Feral Stan • Filthy the Foot • The Fleas • Flying Cat • The Ghost of Chalawunga Future • Gingerbread Man • Globert • Goat and Melba's Mother • Gorf • Gram Gram • The Great Ceiling Face • Guitar • Helena • Hero Pig • Hobos • Host • Hot Harry • Hunky Biker • Hyena • J. Jelly Jellyfish • Jimmy Ron Cricket • Jorts Duck • Junior Ranger Elephant's Mom • The Jupitarians • Kimmel Fritz • Kinda Sick Sammy • Kitty Fist • Knife Head • Lady Fart • Lady Shoe Pile • Lil Doctor Dirty • Lila Twinklepipes • Lipstick Horse • Lizard Jocks • Lord Garglemouth • Lost Larry • Louis Cluck • Love Comet • Ma Hamshank • Ma Hyena • Mantis • Mariachi Possums • Martian Emperor • Martians • Max • Mecha Foot • Melba • Miss Smileybells • Moby Woof • Mr. Ding-A-Ling • Mrs. Manelli • The Mud Munchkins • Muscle Nose • Nacho Angels • Nasty Cat • Nose Picker Fish • Nurse Drago • Octopus King of the Nerds • Orion • P. Pickles Pickleman • P. Polly Pickleman • Pancake Gang • Pasta Farmer • Perspiration Pete • Pickle Mascot • Pig's Dad • Pig's Mom • Pilgrim Ghost • Pillow Carpenter • Plantain • Pretty Panda • Prince Mermeow • Prince Mermeow's Backup Singers • Professor Blubber Brain • Professor Huh? • Quandarious Gooch • Rabbi Frogstein • Radical Rick • Roachy • Robber • Robert R. Cade • Robo Maids • The Salad Sisters • Santa • Scottish Dinosaur • Sergeant Broseph • Shlaverne DeFozifini • Shoe Pile • Shopping Cart Dog • Skeleton • Soccer Salazar • Steak Bus Waiter • T.G.I. Freddy • The Skunkataurs • Squishy Dreams • Steak Bus Waiter • Stink Naugahyde • Sun • Thaddeus D. Actwell • That's Messed Up Son Koala's Dad • The Super Scum Spirilliums • Time Donut • Timmy the Whale • Tina Towel • Tiny Captain • Tiny Goosey • Tofu Jones • Tom • Tony Towel • Tooth • Trash Monster • Troll • Vice President of the Planet • Vigilante Man • Viking Ice Cream Cone • Waffle Mafia • Wheat Germ • Zit • Ziti Godmother
Park Rangers and Junior Rangers
Banana • Junior Ranger Barton • Junior Ranger Elephant • Junior Ranger Kyle • Junior Ranger Sneezy • Junior Ranger Tom • Ranger Rex • Ranger Rhino • Ranger Slothbones