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The on-screen title of this episode was "Otis' Eleven." However, the end credits displayed "Otis' 11" as the title.
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The letter Otis received from Krebs addressed to "Oedeville, USA" was a shout-out to series creator and executive producer, Steve Oedekerk.
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The song Mrs. Beady sings about her pie when she is auditioning is a parody of "Milkshake" by Kelis.
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It is revealed in "Club Otis" that Abby has 17 brothers and they never let her in any of their clubs.
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The song Pip is singing as he is showering is a parody of "Mister Love Machine."
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In "Otis's Mom," it is revealed that Bessy has a long-lost son.
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The episode title "A Barn Day's Night" is misspelled in the opening credits ("A Barn Days Night"); however, the title is spelled correctly in the closing credits.
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Story editor Gene Grillo's surname is spelled "Grilllo" in the opening credits.
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In "Cow's Night Out," Otis is disguised as a popcorn salesman and he has a large amount of popcorn dumped into Mrs. Beady's house. He then adjusts her thermostat by turning the control all the way up so the house will become very hot and all the popcorn will pop. However, just before Otis leaves her house, the control on the thermostat is all the way down again.
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At the beginning of the wrestling championships "Disaster in the Pasture," Pig is in the audience at the same time he was locked up with Pip.
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The fish-slapping skit by the Green Man Group is an homage to the 1970s Monty Python's Flying Circus skit.
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War of the Pranks: The episode ends in a cliffhanger that reads The End? This is infamously used in plenty other movies and TV shows.
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Barnyard Games: Peck's "problem" is revealed in this episode. While participating in the games, a number of things happen to him. He gets struck by a meteor a number of times, gets launched like a dart onto a board, and throws a projectile just for it to hit a tree and have it bounce into his face.
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The farmer's girlfriend's name is Ivana Shugadaddy, which is obviously another way of saying 'I Want A Sugardaddy'.
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Duke is nicknamed "Dukie" in this episode by Pip.
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The band's eye paint was like the band Kiss.
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In "Escape from the Barnyard", Otis lifts up the top of the Fry Master Mark IV with no problem the first time he sees it. The second time he tries to open it, there's a new button to push to open it.