Created by Steve Oedekerk, Back to the Barnyard is the new spinoff on Nickelodeon based on the movie: Barnyard: The Original Party Animals. The series features some of the old characters from the movie as well a few new characters.
Otis runs for mayor against Mrs. Beady to prevent her from creating anti-talking animal laws and they run a brutal campaign.
Otis and the gang make Peck a ventriloquist dummy to cheer him up about his lack-of-talent depression. However, the dummy starts trying to eliminate the gang, and they think Peck's doing it.
After Otis injures Peck, (who is the kid animals' teacher) he takes over as schoolteacher. However, he decides to educate them about fun instead. But the kids go too far and lauch the animals into the sky with a silo.
Otis is more than annoyed with Abby after she captures Bigfoot and harbors him at the farm.
Otis and the boys dress up as human girls to crash a laser bowling alley grand opening, but things go wrong when Snotty boy asks Otis out.
When Otis receives a threatening letter from a bully from his childhood, the animals rally to assist him in confronting the hostility.
When Otis loses the saloon in a rigged game of Fizbin to Chubs Malone, he tries to win it back by cheating but gets caught.
Pip falls in love with a donkey named Prunella, but Bessy repeatedly tries to break the two up, leading to others to believe that Bessy loves Pip.
The clones Little Otis and Little Abby come back to visit the barnyard, but it becomes a problem because they never sleep so the animals couldn't sleep when they're here. In order to make them stop visiting, they try to create mini-clones of more animals so Little Otis and Little Abby can have friends. But things go awry when the owner of the Clone-a-torium plans to use those clones to expose the humans so they would know that animals can talk, and Otis and his friends must stop him from doing it.
Snotty Boy's clown dad comes to visit, leading into a battle against the fake dad (Otis) and the real one.
Otis and his pals try to catch a leprechaun.
When the farmer puts a sign that says "Welcome Buyers", the animals fear that he is selling the barn to other people, so whenever someone comes to the barn, they use tactics to scare them away. But then they realize the Farmer's surname is Buyer and he is having a family reunion but they [accidentally] scared his family away.
After Otis accidentally breaks up Peck's body with a hammer, he rebuilds Peck by adding robot parts to him so he can be a big help around the barnyard. But things go awry when Peck's circuits get overloaded and he goes out of control.
When responsibility is thrust upon Otis to watch the three kids of the barnyard, Joey the calf, Macy the lamb, and Boyle the chick, Otis loses them upon taking them around the big city.
Otis is too lazy to do chores around the barnyard so he creates a clone of himself to do the work for him. Turns out the clone is a much smaller version of him. And when Mrs. Beady ends up capturing the clone, she is set to take him to a TV show so she can prove that animals can talk.
It's Christmas Eve and Santa Claus comes to visit the barnyard, but after Santa catches Ferret Fever from Freddy, the animals have to go deliver all the presents themselves.
Bessy is constantly rude towards the animals, yet she is rarely seen, so the animals wonder what she does when they don't see her, so they try to spy on her.
After Freddy gets struck by lightning, he becomes a genius and knows everything, so they get him to compete in a trivia show so they can win a million dollars. But then they realize that Freddy's intelligence is only temporary and he becomes stupid again after a prolonged period of time.
Otis and the gang go to an arcade so they can get tickets to buy a gaming console. But Snotty Boy and his friends also want the console so they have to compete to see who can get the most tickets first.
Pig returns to his birthplace to be married, but after Otis realizes that Pig's bride is cruel and bratty, he tries to stop the wedding by beating Pig in a contest.
Otis' new Kobe cow neighbors begin to think that he's the reincarnation of the legendary "Sun Cow" when they discover Otis has a fifth udder (which was actually a bee sting). Otis is glad he has that status until he realizes that the cow neighbours actually serve "Sun Cows" at a steak restaurant and they're planning to do the same to Otis.
While Duke is at the vet, a mischievous mutt named Baxter sneaks out and goes to the barnyard while disguised to look like Duke. Later when the two dogs are together the animals can't tell them apart, despite them looking obviously different to the audience.
Otis takes in a clam that Abby rescued from a nearby café. However, the clam is a rude and demanding house guest and, to make matters worse, it reproduces many party going clams. And they don't want to leave.
After being encouraged by Otis, Peck takes a potion to bolster his confidence enough to speak to the hens, which results in his challenging one to a duel.
Otis uses Crazy Louie – a loopy groundskeeper at a high-end golf course and apparently his friend – to let him and the animals through the back gate and play a round. But when Pig throws a club and accidentally hits Louie in the appendix, a guilt-ridden Otis decides to win the big golf tournament to get a new appendix.