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E1 Laundry Woes
After nearly recovering from a broken heart, Mordecai embarks on a road trip to Margaret's college to return her sweater, taking Rigby along, who wishes for Mordecai to move on, but a hallucination of Margaret gets the better of him.
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E2 Silver Dude
Mordecai and Rigby try street-performing to earn extra money quickly for a video game, but soon compete with another street performer who uses their act to his advantage.
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E3 Benson's Car
Mordecai and Rigby have to fix Benson’s car before he finds out they broke its window.
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E4 Every Meat Burritos
Mordecai, Rigby, Muscle Man, and Hi-Five Ghost strive to get Every Meat Burritos, a new special type of burrito, from the Jimbros' Burritos Drive-Thru.
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E5 Wall Buddy
Rigby buys a device that unfairly divides his share of the room to avoid cleaning his mess in it.
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E6 A Skips in Time
After a time-traveling tornado sends an 18th-century Skips to the present, Mordecai and Rigby have to help present Skips return his teenage self to his time or else he will die.
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E7 Survival Skills
Mordecai and Rigby are charged with bringing Benson tortillas.
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E8 Terror Tales of the Park III
The group makes a bet over who can tell the scariest story at their Halloween party.
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E9 Tants
Pops gives Mordecai and Rigby tants – pants that double as tables – which Mordecai and Rigby pretend to like. However, the duo accidentally ruins the pants and try to fix them not to hurt Pops' feelings.
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E10 Bank Shot
Rigby has to beat a challenger at a bank shooting arcade game.
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E11 Power Tower
Muscle Man wants to win a bodybuilding competition at his gym.
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E12 The Thanksgiving Special
Mordecai and Rigby accidentally ruin Thanksgiving and have to fix it before their families arrive for dinner.
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E13 The Heart of a Stuntman
Mordecai, Rigby, Muscle Man, and Hi-Five Ghost try to get stuntman licenses so they can perform for Timmy's stuntman-themed birthday party.
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E14 New Year's Kiss
Rigby tries to stop Mordecai from kissing a girl named Tracy on New Year's Eve.
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E15 Dodge This
The group wants to win a dodgeball tournament, but Mordecai becomes distracted when he discovers that C.J. is on one of the opposing teams.
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E16 Portable Toilet
Mordecai and Rigby get stuck in a portable toilet at the park after Mordecai takes a dare from C.J.
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E17 The Postcard
Hi-Five Ghost hopes to reunite with a lady from his past after receiving a long-awaited postcard from her.
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E18 Rigby in the Sky with Burrito
With his high school reunion arriving, Rigby tries to accomplish skydiving while eating a burrito, a task he claimed he would do before attending the reunion.
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E19 Journey to the Bottom of the Crash Pit
Mordecai, Rigby, Muscle Man, and Hi-Five Ghost have to venture into the bottom of the crash pit to find their video camera before their boss Benson notices it's gone.
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E20 Saving Time
Mordecai and Rigby play a prank on Daylight Saving Time by setting all of the clocks in the park at the wrong time, which leads to disastrous results.
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E21 Guitar of Rock
When their boss Benson accidentally breaks Mr. Maellard's autographed guitar, Mordecai and Rigby have to help him replace it.
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E22 Skips' Story
Skips tells Mordecai and Rigby the story of how he became immortal.
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E23 Return of Mordecai and the Rigbys
Mordecai and Rigby revive their band with the rest of the group and compete in a battle of the bands to win an air conditioner during a massive heatwave.
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E24 Bad Portrait
After an important portrait of their boss Benson is ruined, Mordecai and Rigby attempt to repaint it before it is awarded to him.
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E25 Video 101
Mordecai, Rigby, and C.J. help Eileen make a music video for her college filmmaking class.
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E26 I Like You Hi
Mordecai ponders over his feelings towards C.J. after he sends an auto-corrected text message to her saying that he likes her.
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E27 Play Date
Mordecai has a date with C.J., but he unfortunately also has to babysit Death's 300-year-old son, Thomas.
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E28 Expert or Liar
Rigby is humiliated on the game show Expert or Liar and sets off to redeem himself by locating the show's host and making another appearance.
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E29 Catching the Wave
Pops strives to learn how to surf in order to reconnect with nature after havin a bad day with it.
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E30 Gold Watch
Benson's chance of winning a gold watch at the park is jeopardized when he eats too many buffalo wings.
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E31 Paint Job
Mordecai and Rigby have to repaint the park house after throwing pizza pouches at it and ruining its paint job while cleaning it.
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E32 Take the Cake
Mordecai and Rigby have to bake a cake for Mr. Maellard's surprise birthday party after the original cake is ruined.
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E33 Skips in the Saddle
Skips tries to find his soul mate on a dating show after seeing how happy everyone else is in a relationship.
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E34 Thomas Fights Back
Thomas tries to prove his worth by retrieving the park founder's statue.
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E35 Bachelor Party! Zingo!!
The guys help Skips throw a bachelor party for his cousin Quips.
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E36 Tent Trouble
Mordecai and Rigby accidentally destroy C.J.'s brand new tent and need help fixing it before she finds out.
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E37 Real Date
Mordecai and C.J. want to go on a romantic date.