Season 4

October 22, 2012

Mordecai and Rigby want to prove to Benson that they can be judges at the pie contest.

October 29, 2012

Benson wants to prove that he performed a famous drum solo.

November 12, 2012

Muscle Man wants to hide his bald spot at all costs.

November 19, 2012

Pops wants to beat the milk challenge to prove he’s one of the guys.

November 26, 2012

Rigby 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.

December 3, 2012

The 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.

January 7, 2013

It’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?

January 14, 2013

After 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.

January 21, 2013

Muscle Man tries not to contact Starla for an entire weekend.

January 28, 2013

Benson 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.

February 4, 2013

Mordecai and Rigby want to reunite the band Adrenaline.

February 11, 2013

Muscle 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.

February 18, 2013

Skips intervenes to stop his cousin's bad jokes.

February 25, 2013

When 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?

March 4, 2013

Mordecai 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.

March 25, 2013

Mordecai and Rigby have to get rid of some geese that are causing problems at the park.

April 1, 2013

Mordecai and Rigby want to win the grand prize on a Japanese game show.

April 8, 2013

Rigby 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.

April 15, 2013

Mordecai offers Margaret a ride to the airport.

April 22, 2013

Muscle Man wants a local radio station to play the song he wrote for Starla.

May 6, 2013

The guys enter a donut contest in hopes of winning a cameo on their favorite cop show.

May 13, 2013

Skips has to lower his stress for health reasons.

May 20, 2013

Thomas must save his brain after he chugs a slushy that freezes his brain.

May 27, 2013

Muscle Man tries to save his trailer after it fails a health inspection.

June 10, 2013

Mordecai plans to kiss Margaret at a meteor shower.

June 17, 2013

Mordecai tries to shake hands with Margaret's father.

June 24, 2013

The guys need to obtain a LaserDisc player in order to watch the director's cut of a cult classic.

July 1, 2013

Mordecai and Rigby have to rescue the golf cart from a bunch of rich people at a country club.

July 15, 2013

Benson must trust Mordecai and Rigby to help get him down a mountain.

July 15, 2013

The park employees want to give Benson a special mug.

July 22, 2013

Muscle Man wants to binge on his favorite foods before going on a diet.

July 29, 2013

The park guys must help Muscle Man to stop fighting in his sleep.

August 5, 2013

Mordecai and Rigby must save Benson from an evil party company.

August 12, 2013

Mordecai wants to ask Margaret to be his girlfriend.