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E1 The Chosen One...Stinks
Ollie's stinky sweat is a hot commodity in the Monsterverse, and he makes a deal in exchange for it.
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E2 Not Another Superhero Movie
Ollie, Cleo and Bernie need to make an epic superhero movie to save Portshill Jr High's Film Club.
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E3 New Kid on Campus
Ollie takes Captain Wowski to school in the pack. CW loves it so much he poses as the new kid the next day.
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E4 The Chosen One(s)
A former Chosen One unexpectedly shows up. Her presence creates a rift between Ollie and his pals.
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E5 Lord of the Caf
After recess gets cancelled, Ollie directs Lucius Van Horn to play VP Magna and change up the rules.
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E6 Doom for Rent
In hopes of making some extra cash for a Mother's Day gift, Ollie rents his shed to bounty hunters Andre and Bev.
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E7 Sorry to Father You
Ollie pulls a role model monster dad out of the pack to teach him how to shave for the first time.
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E8 Race to Sploosh Mountain
It's vacation day and Ollie, his mom, and pals pack up the car for a road trip to Sploosh Mountain.
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E9 Major Snooch
Major Snooch comes out of the pack to test Ollie as the Chosen One and evaluate CW as a guardian.
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E10 We're With the Band
Ollie pulls rocker monsters out of the pack for Battle of The Bands, attracting Andre and Bev.
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E11 King Swelly Belly
Ollie and monster gut slug, Jeffrey, team up to help one another win an eating contest and find love.
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E12 Yard Sale Fail
After Ollie’s mom sells his beloved preschool toys at a yard sale, he and CW investigate the suspected buyers.
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E13 Cleo for President
When Cleo runs for class president, Ollie summons Courtney Poweredge from the pack to be her campaign manager.
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E14 The Janitor
Nobody but Ollie suspects that the new school janitor is a monster.
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E15 Charmed and Dangerous
Ollie and his friends save VP Magna from beautiful monster Buene Brillo, who pursues him for his good looks.
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E16 Science Unfair
Ollie summons a monster, in hopes of helping Bernie impress Mr. Pandey with his robot at the Science Fair.
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E17 Hollie Monitor
After a series of locker vandalism, Ollie becomes hall monitor and summons a sheriff monster from the pack.
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E18 Sister Save Me
While Ollie is out of commission with a swollen ankle, Pyper takes on the job of Chosen One.
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E19 Cool Hand Wowski
After Ollie and Captain Wowski have a spat, CW is mistaken for a stray cat and gets captured by Animal Control.
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E20 Big Bern
Preparing to meet a bully after school, Bernie finds a monster device in CW’s closet that can help him.
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E21 Getting Oldie With It
After Ollie, Cleo and Bernie use an age-up monster to get into the movies, Bernie experiences the joys of being old.
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E22 Lil' Baby Ollie
Ollie impresses the coolest kids in school but now he’s got to watch a scary movie featuring his biggest fear, geese.
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E23 Ollie Dogs
Ollie offers a monster realm condiment for his hot dog stand, accidentally causing weird side effects.
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E24 Camp Magna
Ollie and his classmates go on a camping trip. Ollie uses the pack to avoid roughing it, attracting Andre and Bev.
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E25 The Chosening
When Ollie blames Wowski for not prepping him for a Chosen One test, they have a falling out.
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E26 Crush it Ollie
When Ollie is paired with Ivy for a science class project, he tries to shake his slacker image to impress her.
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E27 Ollie Doubles Down
Ollie convinces Van Horne to play him in detention so he can chase down and pack a garbage-eating blob monster.
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E28 The Great Grade Grab
When Bernie gets accepted to a gifted school, the trio decides to pull a heist and lower his grades.
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E29 Chancy Rancy
When monster bounty hunter, Ashlor shows up looking for Ollie and his pals, they hide out with Rance.
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E30 The Monsters V. Ollie Allen
Ollie finds himself on trial, in monster court for misusing the pack.
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E31 History of Portshill
Ollie summons Lucius Van Horn to act as the Sasquatch, to amp up Portshill’s history.
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E32 Trio's a Crowd
When Ollie and Bernie get wrapped up in a video game, Cleo befriends a monster, named Trina.
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E33 Ollie's Monster Club
Ollie tracks down a vindictive monster who is vandalizing Portshill and trying to pin it on him.
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E34 Ollie's Shadow
Ollie’s feelings about Turner unleashes a shadow monster that gets its power from negativity.
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E35 Slice of Life
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E36 Goodnight, Sleep Fright
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E37 Ollie in the House
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E38 The Ollie Files
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E39 Sour Power
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E40 Birthday Shmirthday: A Cleo Badette Documentary