Season 4

2012 · 37 episodes

Episodes

1Exit 9BMordecai and Rigby must save the park after the rest of the gang are brainwashed.
2Starter PackMordecai and Rigby want to stop Muscle Man from screwing with Thomas.
3Terror Tales of the Park IIWhile on their drive to a Halloween party, Mordecai and Rigby tells scary stories to Benson, Pops, Skips, Muscle Man, High Five Ghost and Thomas.
4Pie ContestMordecai and Rigby want to prove to Benson that they can be judges at the pie contest.
5150 Piece KitBenson wants to prove that he performed a famous drum solo.
6Bald SpotMuscle Man wants to hide his bald spot at all costs.
7Guy's NightPops wants to beat the milk challenge to prove he’s one of the guys.
8One Pull UpRigby has never been known for his upper-body strength, so when the park employees have to go into the doctor and get their physicals, Rigby has trouble doing even one pull up, and so he must find a way to do so or get fired.
9The Christmas SpecialThe house is decorated, the guests have arrived and it seems like it's the season to save Christmas when the gang finds themselves faced with the task of destroying a present for Santa that has the potential to destroy them and the holiday.
10T.G.I. TuesdayIt’s Margaret’s last night of freedom before she transfers to a new college. So Mordecai, Rigby and Eileen decide to surprise her with the biggest party of her life. What could possibly go wrong?
11Firework RunAfter Mordecai, Rigby and Muscle Man squander the fireworks that Benson had purchased for an upcoming event at the park, the three have to go and find more to replace them before Benson blows a fuse and they lose their jobs.
12The Longest WeekendMuscle Man tries not to contact Starla for an entire weekend.
13Sandwich of DeathBenson eats a magical, deadly sandwich that Mordecai and Rigby bought, so the trio must travel with the restaurant's manager, Sensei, to find the cure.
14Ace Balthazar LivesMordecai and Rigby want to reunite the band Adrenaline.
15Do or DiaperMuscle Man, Rigby and Starla are annoyed about Mordecai's awkward goodbye to Margaret so they try to get Mordecai to tell Margaret how he feels about her.
16QuipsSkips intervenes to stop his cousin's bad jokes.
17CavemanWhen Mordecai and Rigby meet a caveman, they decide to put his unique prehistoric physique to good use: chugging cheese! But could this caveman actually turn out to be a Neanderthal nuisance?
18That's My TelevisionMordecai and Rigby help their favorite '80s sitcom star, RGB2, escape from the studio lot and into the mountains so he can avoid starring in a revival of his show.
19A Bunch of Full Grown GeeseMordecai and Rigby have to get rid of some geese that are causing problems at the park.
20Fool Me TwiceMordecai and Rigby want to win the grand prize on a Japanese game show.
21Limousine LunchtimeRigby stains Mr. Maellard's expensive white limousine with a meatball sub, so the guys have to clean it before Mr. Maellard gets back from vacation.
22Picking Up MargaretMordecai offers Margaret a ride to the airport.
23K.I.L.I.T. RadioMuscle Man wants a local radio station to play the song he wrote for Starla.
24Carter and BriggsThe guys enter a donut contest in hopes of winning a cameo on their favorite cop show.
25Skips' StressSkips has to lower his stress for health reasons.
26Cool CubedThomas must save his brain after he chugs a slushy that freezes his brain.
27Trailer TrashedMuscle Man tries to save his trailer after it fails a health inspection.
28Meteor MovesMordecai plans to kiss Margaret at a meteor shower.
29Family BBQMordecai tries to shake hands with Margaret's father.
30The Last LaserDisc PlayerThe guys need to obtain a LaserDisc player in order to watch the director's cut of a cult classic.
31Country ClubMordecai and Rigby have to rescue the golf cart from a bunch of rich people at a country club.
32Blind TrustBenson must trust Mordecai and Rigby to help get him down a mountain.
33World's Best BossThe park employees want to give Benson a special mug.
34Last MealMuscle Man wants to binge on his favorite foods before going on a diet.
35Sleep FighterThe park guys must help Muscle Man to stop fighting in his sleep.
36Party Re-PeteMordecai and Rigby must save Benson from an evil party company.
37Steak Me AmadeusMordecai wants to ask Margaret to be his girlfriend.