Regular Show, Benson Be Gone

Mordecai and Rigby watch an old British horror movie, Ello Gov'nor, featuring an evil ghost taxi. Despite being a low-budgeted work of fiction, Rigby gains a paranoid fear of the evil taxi, meanwhile, Mordecai tries to make Rigby overcome his fears.

Mordecai becomes extremely jealous when Rigby manages to get a date with Margaret. Mordecai tries to prevent Rigby from getting to his date on time by destroying all the clocks they have.

Everyone at the park except Mordecai and Rigby receive appreciation plaques, as Benson remarks that the two only "slack off and mess up".

Enraged at Mordecai and Rigby's constant slacking, Benson orders the "Peeps" surveillance system to force them into working.

Mr. Maellard (Pops' father and the owner of the park) expects his son to give an important speech. However, Pops suffers from stage fright. So, Mordecai and Rigby try to help Pops.

When Mordecai and Rigby fail at another task, Benson has Muscle Man and High Five Ghost supervise them. Mordecai and Rigby have to put up with Muscle Man and High Five Ghost's annoying shenanigans (including Muscle Man's "My mom!" jokes).

Mordecai and Rigby are fed up with the disrespect they receive, so they decide to beat two rude kids' high scores at an arcade game (Broken Bones). But now they must compete against the game's greatest player.

Mordecai and Rigby are about to beat "The Hammer", the supposedly unbeatable final boss in their new video game, when the TV breaks.

When Benson takes the night off, Mordecai and Rigby decide to throw a party. But when it gets off on a rocky start, they seek the help of Party Pete to get their party going.

Mordecai sees Pops naked and tries to forget about it. Rigby decides to help out by showing him a supernatural anime tape (Planet Chasers: Starlight Excellent).

After Mordecai and Rigby cause one calamity too many at the park, Mr. Maellard blames Benson (believing that Benson, as park manager, must accept the blame for everything that happens). Maellard demotes Benson to work alongside Mordecai and Rigby, hiring a woman named Susan as the new manager.

Mordecai and Rigby try to return a mediocre role-playing board game (The Realm of Darthon) to a grumpy store manager. But when the manager refuses to give a refund, the duo tries to retaliate by pointing out the board game's imperfections to oncoming customers.

Rigby has an annoying song stuck in his head, much to the chagrin of him and Mordecai. Mordecai helps Rigby as they try to get the song out of his head, but find it very difficult. Eventually, Rigby takes a nap and manages to remove the song from his head, however, the song comes to life in the form of a humanoid cassette tape with eyeglass shades, and annoys everyone.

Muscle Man breaks up with his girlfriend, Starla, leaving him an emotional mess and unable to work. When Mordecai and Rigby are forced to pick up Muscle Man's jobs around the park, they attempt to reunite Muscle Man and Starla, until she begins to fall for Mordecai.

Rigby hires a temp, Doug the river otter, to do his work for him. However, Doug befriends Mordecai, and Rigby is jealous when Mordecai begins to hang out with Doug.

Mordecai jinxes Rigby, punching him every time he speaks. Rigby must then figure out how to un-jinx himself without talking in the presence of Mordecai. When he can't get anyone to help him undo the jinx (by chanting his name three times), Rigby performs a forbidden "un-jinxing" ritual.

Muscle Man invites everyone to High Five Ghost's birthday party, except for Mordecai and Rigby. They believe this is because of an incident that morning, when Rigby was choking and Mordecai's Heimlich maneuver caused the choke wad to splash soda in Muscle Man's face.

Mordecai and Rigby start to ask each other favors by saying "do me a solid". Skips warns them not to abuse solids, but they ignore him. Eileen (having a crush on Rigby) asks him to go on a double date with Margaret and Mordecai. Rigby is not interested in Eileen, but Mordecai (obviously wanting an opportunity with Margaret) asks Rigby to do him a solid by accepting Eileen's offer.

Mordecai and Rigby propose to show a scary movie at an abandoned cemetery. Benson accepts their idea and promises them a paid day-off, but will only reward them if it works. So, the two decide to rent Zombocalypse 3D, complete with a projector and numerous sets of 3D glasses.

Mordecai and Rigby injure Pops by wrestling him and in the end, have to take care of him during the night when Pops got them tickets to go to the wrestling championship. But, the two dare to sneak out and find out that Pops had snuck out, too.

Mordecai and Rigby find four ducklings while cleaning the park fountain and, after imprinting on Rigby, attempt to pawn them off on other people. When they can't find anyone "cool enough" to take care of the babies Mordecai and Rigby decide to raise the ducklings themselves, only to have them stolen by an estranged poacher.

Angered by an argument with Mordecai, Rigby tries to get a high school diploma, only to be kicked out of school altogether. He tries to apply for a diploma online, but instead finds an advertisement for Brain-Max, an elixir that gives the user an intelligence boost.

This episode flashbacks on Mordecai and Rigby's first day at the park. They arrive in a new town and find an ad about the job in a newspaper, and they decide to join. Pops comes in and greets the two. He shows them their rooms, and then Mordecai and Rigby spend the night drinking soda.

When Muscle Man and High Five Ghost are watching viral internet videos, Mordecai and Rigby say they can make a better video, and bet Muscle Man and High-Five Ghost $10. Muscle Man and High-Five Ghost make three videos that each get 900,000 views, and Mordecai and Rigby call it double or nothing.

Mordecai and Rigby play Roadkill Bingo, where in order to get a Bingo, one has to pick up the dead roadkill animals on the bingo card. When Mordecai and Rigby get a bingo, they can stop working. Rigby finds a skunk in the middle of the road. He thinks he has a Bingo, but the skunk is alive, and he sprays Rigby, for the skunk was interrupted from his nap.

Mordecai and Rigby spend a night at Carrey O'Key's Karaoke bar and sing live, but since they are so motivated by the audience, they accidentally begin trash-talking about Benson, Pops and Skips. Their speech is taped without their knowing and they are given a copy while the bar keeps a tape as a promo. The next morning, Mordecai and Rigby wake up and forget everything that happened.

When Skips kills Rigby while arm-wrestling him out of jealousy at McHooligans, he must defeat Death in an arm wrestle competition to bring Rigby back to life.

Mordecai, Rigby, Muscle Man, and High-Five Ghost are teaming up for a last one standing contest to win a vintage car in a radio contest. They are soon thrown into the distant future due to getting frozen by the Night Owl (the judge of the contest) so he can become famous from the competition.