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Regular Show Season 4 episodes
S04 E01
Blind Trust; World's Best Boss
22 mins
Benson must trust Mordecai and Rigby to help him get down a mountain. The park employees want to give Benson a special `World's Best Boss' mug.
S04 E02
Guy's Night; One Pull Up
22 mins
When Pops wants to be included in a guys' night, he participates in a milk challenge to prove his worth; Rigby needs to do one pull up to pass the park physical examination.
S04 E03
Cool Cubed; Trailer Trashed
22 mins
The guys try to unfreeze Thomas' brain when he chugs a slushy. Muscle Man's trailer has failed a health inspection, but he wants to keep it at all costs.
S04 E04
Carter and Briggs; Skips' Stress
22 mins
Mordecai and Rigby participate in a donut contest to win a cameo on their favourite cop show. Skips must lower his stress before it kills him.
S04 E05
Quips; Caveman
22 mins
Skips must tell his cousin Tips to stop telling bad jokes. Mordecai and Rigby want to tame a caveman so Benson will let him stay at the park.
S04 E06
150-Piece Kit; Bald Spot
22 mins
Benson tries to prove that he performed a famous drum solo. Muscle Man attempts to hide his bald spot at all costs.
S04 E07
A Bunch of Full Grown Geese; Death Punchies
22 mins
Mordecai and Rigby must get rid of some geese that are causing problems at the park. Rigby masters an ultimate karate move and becomes the park bully.
S04 E08
Regular Show
22 mins · Mon, 28 Jan 2013
Mordecai and Rigby decide to reunite the lead guitarist of Adrenaline with the rest of his band. Mordecai must kiss Margaret by the end of the week or wear a diaper.
S04 E01
Exit 9B
21 mins · Mon, 1 Oct 2012
When all the park workers are mysteriously brainwashed, Mordecai and Rigby are the only ones who can save the park from becoming a freeway.
S04 E02
Starter Pack
10 mins · Mon, 8 Oct 2012
Mordecai and Rigby want to stop Muscle Man from screwing with Thomas.
S04 E03
Payback; Party Bus
11 mins · Mon, 15 Oct 2012
Mordecai and Rigby tell and exchange scary stories while the park workers are travelling to a Halloween party.
S04 E03
Wallpaper Man
11 mins · Mon, 15 Oct 2012
Mordecai and Rigby tell frightening stories to help pass the time while they drive to a Halloween party.
S04 E04
Pie Contest
10 mins · Mon, 22 Oct 2012
Mordecai and Rigby want to be judges at a pie contest.
S04 E05
150-Piece Kit
10 mins · Mon, 29 Oct 2012
Benson wants to prove that he performed a famous drum solo.
S04 E06
Pie Contest
11 mins · Mon, 22 Oct 2012
Mordecai and Rigby sign up to be judges in a pie contest.
S04 E07
Guy's Night
10 mins · Mon, 19 Nov 2012
When Pops wants to be included in a guys' night, he participates in a milk challenge to prove his worth.
S04 E08
One Pull Up
10 mins · Mon, 26 Nov 2012
Rigby needs to do one pull up to pass the park physical.
S04 E09
The Christmas Special
22 mins · Mon, 3 Dec 2012
In order to save Christmas, Mordecai and Rigby must destroy a gift for Santa, carrying out a tricky operation.
S04 E10
TGI Tuesday
10 mins · Mon, 7 Jan 2013
Mordecai, Rigby and Eileen celebrate Margaret's new internship.
S04 E11
Firework Run
10 mins · Mon, 14 Jan 2013
Muscle Man is showing off and accidentally sets off all the fireworks they had been saving for the Fourth of July.
S04 E12
The Longest Weekend
10 mins · Mon, 21 Jan 2013
Muscle Man must make it through a week without contacting Starla.
S04 E13
Sandwich of Death
10 mins · Mon, 28 Jan 2013
There is a potentially fatal sandwich that could mean the end of Benson, unless his pals find a cure for him.
S04 E14
Ace Balthazar Lives
10 mins · Mon, 4 Feb 2013
When Mordecai and Rigby discover the leader of an old, hit music band who disappeared is living nearby, the pair try to reunite him with his old bandmates.
S04 E15
Do or Diaper
10 mins · Mon, 11 Feb 2013
Mordecai must kiss Margaret by the end of the week.
S04 E16
Quips
10 mins · Mon, 18 Feb 2013
Skips has to convince his cousin to stop telling bad jokes.
S04 E17
Caveman
10 mins · Mon, 25 Feb 2013
Mordecai and Rigby try to civilise a caveman so he will be allowed to stay in the park.
S04 E18
That's My Television
10 mins · Mon, 4 Mar 2013
Mordecai and Rigby help their favourite '80s sitcom star escape to the mountains.
S04 E19
A Bunch of Full Grown Geese
10 mins · Mon, 25 Mar 2013
Mordecai and Rigby must rid the park of troublesome geese.
S04 E20
Fool Me Twice
10 mins · Mon, 1 Apr 2013
Mordecai, Rigby and Benson participate on a Japanese game show that no competitor has survived.
S04 E21
Limousine Lunchtime
10 mins · Mon, 8 Apr 2013
Mordecai and Rigby damage Mallard's limo, but instead of fixing it, they decide to enter a demolition derby where the winner will receive a brand new limo.
S04 E22
Picking Up Margaret
10 mins · Mon, 15 Apr 2013
Mordecai wants to take Margaret to the airport.
S04 E23
K.I.L.I.T. Radio
10 mins · Mon, 22 Apr 2013
Muscle Man wants a radio station to play a song he wrote for Starla.
S04 E24
Carter and Briggs
10 mins · Mon, 6 May 2013
Mordecai and Rigby enter a doughnut contest to win a cameo on their favourite police show.
S04 E25
Skips Stress
10 mins · Mon, 13 May 2013
Skips has to lower his stress level before it kills him.
S04 E26
Cool Cubed
10 mins · Mon, 20 May 2013
The guys have to reverse Thomas's brain freeze.
S04 E27
Trailer Trashed
10 mins · Mon, 27 May 2013
Muscle Man wants desperately to keep his trailer after it fails a health inspection.
S04 E28
Meteor Moves
10 mins · Mon, 10 Jun 2013
Mordecai wants to kiss Margaret at a meteor shower.
S04 E29
Family BBQ
10 mins · Mon, 17 Jun 2013
Mordecai wants a handshake from Margaret's father.
S04 E30
The Last Laserdisc Player
10 mins · Mon, 24 Jun 2013
The guys want to get a laserdisc player so they can watch the director's cut of a cult classic.
S04 E31
Country Club
10 mins · Mon, 1 Jul 2013
Mordecai and Rigby must save the golf cart from rich people at a country club.
S04 E32
Blind Trust
10 mins · Mon, 15 Jul 2013
Benson must trust Mordecai and Rigby to get him down a mountain.
S04 E33
World's Best Boss
10 mins · Mon, 15 Jul 2013
The park employees want to give Benson a special mug.
S04 E34
Last Meal
10 mins · Mon, 22 Jul 2013
Before going on a diet, Muscle Man wants to binge on his favourite foods.
S04 E35
Sleep Fighter
10 mins · Mon, 29 Jul 2013
The guys must help Muscle Man stop fighting in his sleep.
S04 E36
Party Re-Pete
10 mins · Mon, 5 Aug 2013
Mordecai and Rigby must save Benson from an evil party company.
S04 E37
Steak Me Amadeus
10 mins · Mon, 12 Aug 2013
Mordecai wants to ask Margaret to be his girlfriend.
S04 E38
Sleep Fighter
11 mins · Mon, 29 Jul 2013
The park employees must help Muscle Man to stop fighting in his sleep.
S04 E39
Party Re-Pete
11 mins · Mon, 5 Aug 2013
Mordecai and Rigby must save Benson from an evil party company.
S04 E40
Steak Me Amadeus
11 mins · Mon, 12 Aug 2013
Mordecai wants to ask Margaret to be his girlfriend.