List of Regular Show episodes

Mordecai and Rigby tie rock-paper-sissors 100 times to win an uncomfortable chair but activate a black hole monster.

The Park are going to have a barbecue but Rigby accidentally cooks his hot dogs while he wasn't supposed. Meanwhile when looking for hot dogs in the freezer Rigby also closes the door locking them in. They eventually finds living hot dogs who lie by saying that their destiny is to be eaten but this is a trick actually wanting to eat the park workers.

Guest voices: Tim Curry as the leader of the talking hot dogs

Mordecai and Rigby eat Benson's grilled cheese deluxe so they have to get a new one, but in order to get in front of the line quicker they lie by saying they're astronauts when they're not. This leads them in going to space center and one having to sacrifice his life in order to save the day.

Note: The ostrich video scene was censored when shown in Cartoon Network Europe; only a couple of the first frames of it are shown.

Song: "Lies" by The Thompson Twins

Mordecai buys a colonge to attract Margaret but instead attracts a bunch of low mannered, party animal, and annoying no for good unicorns.

Note: This episode is unaired in Poland, Romania and Hungary.

Rating: TV-PG-V

Mordecai and Rigby make prank calls to the Master Prank Caller but he sends them to the 80s.

Guest voices: Tim Curry as the Master Prank Caller

Rigby's younger but taller and more muscular brother, Don comes to fix the park's audit after Pops pays the park's taxes with lollipops much to Rigby's jealously and dismay.

Guest voices: Julian Dean as Don

After eating too much fat food, Rigby's body ditches him and he only has until sunset to get it back.

Guest voices: Jeff Bennett as the bodybuilder

Mordecai and Rigby create a band called Mordecai and the Rigbys. Mordecai and Rigby as rockstars from 10 years later come to help but it turns out they tricked them into lip synching.

Song: Party Tonight by Sean Szeles sung by Mordecai
Guest voices: Paul F. Tompkins as the voice on Pops' "How To Be A Musician – with Sir Geoffrey" instructional records
Accolades: This episode was nominated for a Primetime Emmy Award for Short-format Animation

Mordecai helps Rigby to conquer his fear of british taxi's after watching a scary horror movie.

Rating: TV-PG-V
Guest voices: Paul F. Tompkins as the video store empolyee and car

After being jealous of Rigby going on a date with Margaret, Mordecai stuffs a whole bunch of clocks in the microwave so Rigby can't go on his date and they are sent to space. Mordecai angrily kills Rigby while in space and is sent to father time.

Note: The episode was referenced in the episode Diary.

Guest voices: Alan Sklar as Father Time

After not being in the Appreciation Book, the duo write random stuff in it and the things become real. One of this is saving The Park from an ice monster.

After the two are always not doing their work, Benson orders spying products from Peeps, a company and one of them is a creepy eyeball named Peeps. The entire park (including Benson) want him gone because of his creepiness.

Guest voices: Richard McGonagle as Peeps

Pops is too scared to do a speech and Mordecai and Rigby help him to conquer his fear.

Guest voices: David Ogden Stiers as Mr. Maellard

When Mordecai and Rigby fall behind their work, Muscle Man has to supervise them but when the duo get sick of his My Mom jokes, they tell him the real joke but Muscle Man is offended by this.

Song: "Nothin' But a Good Time" by Poison
Guest voices: Steven Blum as John, and Tiny Lister as Bobby

Mordecai and Rigby try to get the universe high score on a video game called Broken Bonez playing against a giant beard man called Garret Bobby Fergison (aka Giant Bearded Face).

Song: "Hangin' Tough" by New Kids on the Block
Guest voices: Jeff Bennett as G.B.F.
Note: This is the first episode to air at 8:30 pm

Mordecai and Rigby are about to beat an evil demon named "The Hammer" in a video game but their TV breaks. They go buy a new one but it is a very unusual black and white TV. The TV comes to life as The Hammer and tries to kill the park.

Rating: TV-PG-V
Guest voices: Roger Craig Smith as Jimmy

When Benson takes the night off, Mordecai and Rigby decide to throw a party.

Guest voices: Jeff Bennett as Party Pete

After Mordecai sees a naked image of Pops, Rigby tries to erase his brain by making him watch a video erasing his brain without knowing it.

Guest voices: Roger Craig Smith as the Movie Shack Hut worker.
Note: This is the only new episode to air on a Friday
Note: J. G. Quintel was surprised this episode made it through Cartoon Network censors and feared it would air only once

Mr Mellard fires Benson after being unresponsible and hires a demon named Susan who keeps demanding then to work 24/7.

Guest voices: Steven Blum as Leon, April Stewart as Susan, and David Ogden Stiers as Mr. Maellard

When Mordecai and Rigby are ripped off after playing a game called Darkthon, the store clerk refuses to give them a refund.

Rating: TV-PG-V
Guest voices: Roger Craig Smith as the game store manager

Rigby has an annoying song stuck in his head. It gets out of his head through out the night but the song becomes living and annoys the park workers.

Muscle Man breaks up with his girlfriend, Starla, making him sad and not being able to work. The duo try to convince Starla into getting back together with Muscle Man.

Guest voices: Courtenay Taylor as Darla/Starla

Rigby hires a temporary park worker, Doug the Otter, to do his work for him. But things get out of hand when Doug transforms into Rigby.

Guest voices: Roger Craig Smith as Doug

Mordecai jinxes Rigby, punching him every time he speaks. When he cannot get anyone to unjinx him (by whispering his name three times) he tries a cheat but activates a wolf like version of Rigby named Ybgir.

Rating: TV-PG-V
Guest voices: Roger Craig Smith as Ybgir
Note: When Rigby performs the mirror ritual and Ybgir emerges from the mirror, it is an allusion to the Bloody Mary myth

Muscle Man invites everyone to High Five Ghost's birthday party, except for Mordecai and Rigby. They try to find a way to get in.

Guest voices: Roger Craig Smith as Low Five Ghost, Tiny Lister as Bobby, and Mark Hamill and Jackie Earle Haley as High Five Ghost's Father

Mordecai and Rigby start doing "solids" (dares that if aren't done then bad things will happen) and Eileen asks Rigby if Eileen, Rigby, Margaret, and Mordecai double date, but one of Rigby's solids is for Mordecai to do ten solids.

Note: The movie that the characters see while on their double date resembles that of the film within a film at the end of Pee-wee's Big Adventure.

The Park hosts a cemetery night suggested by Mordecai and Rigby. If their plan works they can have a day off. They rent Zombocolypse 3D but after a mistake in the cemetery the dead people turn into zombies and come to life. The audience thinks it's real so Mordecai, Rigby, Muscle Man, High Five Ghost, Skips, and Pops team up to defeat the zombies.

Rating: TV-PG-V
Guest voices: Roger Craig Smith as the Movie Shack Hut manager, and Jeff Bennett as the zombies and the Zombie Hunter
Note: The main character of Zombocalypse 3D is an allusion to Ash Williams of the Evil Dead film series.

Pops sneaks out to go to a Really Real Wrestling Match so Mordecai and Rigby have to save him before it's too late.^[25]

Rating: TV-PG-V

Rigby dies after an arm wrestling match taken too far with him and Skips. Skips has to battle death in order to win back Rigby's soul.

Rating: TV-PG-V
Guest voices: Julian Holloway as Death

Mordecai, Rigby, Muscle Man, and High-Five Ghost team up to win a car in a radio contest but end up frozen until the year 4024.

Mordecai and Rigby find four ducklings while cleaning the park fountain but they can't look after them as Benson will fire them.

Guest voices: Julian Holloway as the duck thief, and April Stewart as the mother duck.

Rigby creates a new drink called "Rig-Juice" but when he realizes he's stupid he drinks a bottle of Brain-Max to make him smarter.

Note: This episode contains a parody of a scene from the film Rushmore

This episode is the extended version of the pilot.

Song: "I'm Alright" by Kenny Loggins
Guest voices: Roger L. Jackson as the monster
Note: This episode is an extended remake of the show's original pilot episode.^[26][27]

Mordecai, Rigby, Muscle Man, and High Five Ghost have a bet on who can make better internet videos. One of Mordecai and Rigby's videos is Pops bouncing high on a trampoline but is somehow sucked into a world of viral videos. Mordecai and Rigby have to save him.

Song: "Hit Me With Your Best Shot" by Pat Benatar^[29]

After being sprayed by a were-skunk, Rigby has to find the cure before he becomes one.

Guest voices: Paul F. Tompkins as the Were-Skunk

Mordecai and Rigby have to hide a video they sung at a bar away from Benson when they all go for a Karaoke Night.^[30]

Songs: "We're Not Gonna Take It" by Twisted Sister, sung by Mordecai and Rigby; and "Footloose" by Kenny Loggins, sung by Pops
Guest voices: Richard McGonagle as Carrey O'Key