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The Best Episodes of The Grim Adventures of Billy and Mandy

Every episode of The Grim Adventures of Billy and Mandy ranked from best to worst. Let's dive into the Best Episodes of The Grim Adventures of Billy and Mandy!

The exploits of the Grim Reaper, who has been forced into being the best friend of two children. A spin-off of the show Grim & Evil.

Genres:AnimationComedyKids

Top Episode Highlight

The best episode of "The Grim Adventures of Billy and Mandy" is "Hill Billy", rated 9/10 from 155 user votes. It was directed by Shaun Cashman and written by Brett Varon. "Hill Billy" aired on 1/6/2006 and is rated 0.4 point(s) higher than the second highest rated, "Nigel Planter and the Chamber Pot of Secrets".

  • Hill Billy
    9.0/10 155 votes

    #1 - Hill Billy

    Season 6 Episode 2 - Aired 2006-01-06

    When Mandy and Grim tell Billy to quit watching TV and follow his life dreams, Billy gets into a chicken costume and decides to become a world famous "chicken juggler". When Billy's mom tries to convince him to be a chiropractor instead, Billy runs away to Uncle Chokey's farm to pursue his dream. Billy and Uncle Chokey juggle chickens at the rhythm of an old phonograph, whose music turns the farm into a 1920s black and white rubber hose cartoon. Due to a shortage of eggs in the city, Mandy and Grim go to the farm to investigate. They destroy the phonograph and things return to normal.

    Director: Shaun Cashman

    Writer: Brett Varon

  • Nigel Planter and the Chamber Pot of Secrets
    8.6/10 71 votes

    #2 - Nigel Planter and the Chamber Pot of Secrets

    Season 3 Episode 12 - Aired 2004-07-16

    When Billy, Mandy and Grim go playing golf, they encounter boy wizard Nigel Planter again, who is there hiding from the dark wizard Lord Moldybutt. They head back to the School of Sorcery, where they keep on running into Moldybutt, who warns them to stay away from the "Chamber Pot of Secrets" hidden in Dean Toadblatt's office. It is revealed that Lord Moldybutt is actually Toadblatt, who was disguising himself to scare off Planter. Note: The title is a spoof of Harry Potter and the Chamber of Secrets.

    Director: Shaun Cashman

    Writer: Maxwell Atoms, Mike Diederich

  • Something Stupid This Way Comes
    8.5/10 111 votes

    #3 - Something Stupid This Way Comes

    Season 1 Episode 13 - Aired 2002-07-26

    Nergal, the fiend from the center of the Earth, returns to the surface, emerging a carnival with him, trying once more to make friends. In the following, Billy tries to help Nergal make friends by being considerate, but Nergal fails to apply correctly his advice. When Nergal is told that Grim was forced to be Billy and Mandy's friend-slave, Nergal then decides to force the world to be his friends by turning them into dark beings similar to him. In the end, Nergal turns Billy, Mandy, Grim and even the viewer (thus breaking the fourth wall) into one before the episode ends.

    Director: John McIntyre, Robert Alvarez

    Writer: Craig Lewis

  • Happy Huggy Stuffy Bears
    8.5/10 92 votes

    #4 - Happy Huggy Stuffy Bears

    Season 4 Episode 6 - Aired 2005-04-15

    After a trip to the mall, Mandy becomes the spokesperson for Happy Huggy Stuffy Bears, a new stuffed toy in town. After the success of her commercial, Mandy gives away stuffed bears to other children, who start wreaking havoc in the city. Eris, the goddess of chaos, is behind the toys, which mind-control the children into creating chaos. Mandy decides not to share control of the world with Eris, and orders Grim to destroy the toys.

    Director: Brian Sheesley

    Writer: Spencer Laudiero, Nina Bargiel

  • The Crawling Niceness
    8.4/10 140 votes

    #5 - The Crawling Niceness

    Season 2 Episode 15 - Aired 2003-07-18

    Billy takes a big egg found in Grim's trunk and hatches it expecting a duck. Instead, Jeff the Spider is born, who considers Billy his father. Despite Jeff trying to please Billy in any possible way, Billy is terrified of Jeff and wants him squished. The exterminator chose not to squish Jeff because he is a nice bug.

    Director: John McIntyre, Robert Alvarez

    Writer: Maxwell Atoms

  • Night of the Living Grim
    8.3/10 99 votes

    #6 - Night of the Living Grim

    Season 2 Episode 4 - Aired 2003-06-20

    Grim is lying sick in bed with "Encroaching Doom Syndrome". The Underworld doctors are not able to help Grim, and he becomes a human being. Back in Endsville, Grim seems attractive to women, but he ends up being punched by jealous boyfriends, especially Billy's dad Harold. Grim covers himself in the mucus that he produced when he was sick and becomes a skeleton again, and Billy tries it too.

    Director: Juli Murphy

    Writer: Gord Zajac

  • Creating Chaos
    8.3/10 71 votes

    #7 - Creating Chaos

    Season 2 Episode 8 - Aired 2003-06-27

    When Billy, Mandy, and Grim go fishing, Eris, the goddess of chaos, gets Billy to help her use the Apple of Discord to create chaos (after her father grounded her). Instead of using the apple, Billy becomes distracted with his own idiotic errands, leading Eris to go insane. Billy finally decides to start creating chaos, but Eris is already too altered that she runs away.

    Director: Pat Shinagawa

    Writer: Gord Zajac

  • King Tooten Pooten
    8.3/10 64 votes

    #8 - King Tooten Pooten

    Season 7 Episode 4 - Aired 2006-10-20

    When Billy, Mandy and Grim attend an Ancient Egypt exhibit at the museum, they meet with Irwin who explains that, as his mother is a mummy, they are visiting Irwin's grandfather, the great Pharaoh King Popen Locken. Later that night, Irwin's grandfather visits Irwin in his room and offers him the Pharaoh's crown and the possibility of building his own pyramid to attract women; Irwin accepts, calling himself King Tooten Pooten, and soon they turn the citizens into slaves to build the pyramid. Against his mother's wishes, Irwin decides to finish the pyramid; however, there is something he did not anticipate, as he, the Pharaoh, needs to remain entombed inside it.

    Director: Michel Lyman

    Writer: C.H. Greenblatt, Ian Wasseluk

  • Beware of the Undertoad
    8.3/10 78 votes

    #9 - Beware of the Undertoad

    Season 7 Episode 12 - Aired 2007-03-23

    When Billy, Mandy and Grim once again go to the beach, Grim warns Billy to avoid swimming too far, because the "undertoad", a frog-like creature, will try to drag him into the sea. Billy encounters the undertoad, and he barely makes it back to the beach. With the dangers of the sea averted, the guys go back home, but the undertoad is set on bringing Billy down, that he follows him to his house. The next day, the undertoad becomes a constant annoyance to Billy, even at school. Grim and Mandy capture the undertoad, and set sail to release him at sea, where they meat the giant Mama undertoad.

    Director: Juli Murphy, Eddy Houchins, Kris Sherwood, Matt Engstrom

    Writer: Mike Diederich

  • The Really Odd Couple
    8.2/10 68 votes

    #10 - The Really Odd Couple

    Season 2 Episode 9 - Aired 2003-06-27

    Billy accidentally sets off a powerful stink bomb in Mandy's house and, while the house is being disinfected and fumigated, Mandy's family goes to live with Billy's. Billy and Mandy have a dispute over how to split Billy's room, prompting Grim to intervene. Mandy takes over the entire room, and imprisons Billy inside a brick wall with his mouth gagged by a dark red handkerchief.

    Director: John McIntyre, Randy Myers

    Writer: Gord Zajac

  • The Loser from the Earth's Core
    8.2/10 158 votes

    #11 - The Loser from the Earth's Core

    Season 5 Episode 7 - Aired 2005-10-07

    When Nergal goes to visit Billy's family (his in-laws) for the weekend, he ends up staying with them over a year. When Billy finally asks his uncle to leave, Nergal says he cannot return home because he is a complete failure, having lost at a board game 599 times in a row against his own family, and experiencing constant disappointment elsewhere. Billy and Grim tell him to not worry about being a failure, but to embrace it. After training with Billy and Grim, Nergal returns home and he finally wins at the board game, but he also makes a crack in the ceiling and his home starts filling with lava.

    Director: Shaun Cashman, Phil Cummings

    Writer: Maxwell Atoms, Aaron Springer

  • A Grim Day
    8.2/10 76 votes

    #12 - A Grim Day

    Season 6 Episode 12 - Aired 2006-03-22

    When Billy goes to visit his maternal grandmother and Mandy decides to have the day for herself, Grim finds himself free of the kids to do whatever he wants to do. Since Grim quickly gets bored he goes to visit General Skarr, and lets him take his magical scythe, which Skarr uses to build an army of giant lawn gnomes. Since Grim is so used to having two kids with him when they go on an adventure, he enlists Mindy and Pud'n to help him combat Skarr and retrieve his scythe. Mindy and Pud'n prove to be worthy substitutes but they are scared away by Mandy when she notices the unusual trio

    Director: Shaun Cashman, Sue Perrotto

    Writer: Jeff Prezenkowski, Alex Que

  • Educating Grim
    8.1/10 96 votes

    #13 - Educating Grim

    Season 2 Episode 2 - Aired 2003-06-13

    Billy and Mandy take a reluctant Grim to school with them. Mandy's nemesis, Mindy, befriends Grim to annoy Mandy, and Billy calls for their other friend, who is Abraham Lincoln. Mandy devises a plan in which Mindy ditches Grim, and keeps Abraham as her friend instead.

    Director: Juli Murphy

    Writer: Rachael MacFarlane

  • My Fair Mandy
    8.1/10 87 votes

    #14 - My Fair Mandy

    Season 5 Episode 1 - Aired 2005-07-29

    When it's scurvy-prevention day at school, Mindy parades in her float in anticipation for the Little Miss Scurvy beauty pageant, and she insults Mandy, telling her she is ugly. To prove her otherwise, and with Principal Goodvibes' encouragement, Mandy considers entering the pageant. Naturally, Billy and Grim cannot believe Mandy when she tells them about the idea, but finally they decide to help her. Grim calls for Crabina, the Underworld's greatest makeup artist, to give Mandy a complete makeover. Crabina is shocked by Mandy's sour attitude, so she sets up principally to make her smile. At the pageant, Mandy has a real chance at winning the contest, but she still refuses to smile during her heart-warming musical number. Ultimately she smiles, but this event is so powerful that it alters the laws of the universe, and The Grim Adventures universe transforms into the The Powerpuff Girls universe, with Billy, Mandy and Grim turning into the Powerpuff Girls, Irwin turning into Mojo Jojo, and Professor Utonium guest starring as himself in a brief speaking cameo.

    Director: Juli Murphy, Shaun Cashman

    Writer: C.H. Greenblatt

  • The Wrongest Yard
    8.1/10 67 votes

    #15 - The Wrongest Yard

    Season 6 Episode 8 - Aired 2006-03-20

    When Billy and Irwin are yet again bullied by Sperg, they decide to play for the school's football team so they are not bullied anymore. During practice, Irwin shows a powerful arm and he becomes the starting quarterback, while Billy is relegated to being a punching bag. During their first game, Mandy directs the team into scoring their first ever touchdown, so Coach Kilgore gives her the job of captain cheerleader, taking it away from Mindy. With Irwin's arm and Mandy's cheerleading the team reaches the finals. Mindy tries different ways to get back at Mandy and recover her job, but she ends up affecting her own team, which eventually loses the game.

    Director: Sue Perrotto

    Writer: Ian Wasseluk, Tim McKeon

  • Yeti or Not, Here I Come
    8.1/10 66 votes

    #16 - Yeti or Not, Here I Come

    Season 7 Episode 6 - Aired 2007-03-02

    After watching the Unsolvable Mysteries TV show, Grim realizes he forgot a million years ago to reap the Abominable Snowman living in the Himalayas. Billy, Mandy and Grim go there to finish the job and also to obtain videographic proof of the snowman's existence. The Yeti, who likes to be called Abom, manages to escape Grim more than once before finally being trapped by the moving glacier. Grim watches the TV show again, but he may have forgotten to reap the Loch Ness monster too.

    Director: Matt Engstrom

    Writer: Chris Headrick

  • Fiend Is Like Friend Without the 'R'
    8.0/10 88 votes

    #17 - Fiend Is Like Friend Without the 'R'

    Season 1 Episode 7 - Aired 2001-10-05

    Billy wanders into a junkyard, where a massive hole in the earth opens up and pulls him down in. Later, Mandy and Grim get pulled in as well. They land at the center of the Earth, which is home of Nergal, a devilish creature. The lonely Nergal, who has been watching Billy and Mandy for some time, wants Grim to hand over the kids to him so they can be his friends forever. Grim happily leaves the kids behind as he returns to the surface; however, he later goes back for them because he can't handle the guilt of abandoning his friends. In the end, Grim is defeated by Nergal's electrified tentacles, but Mandy defeats Nergal merely by kicking him in the shin.

    Director: Brian Hogan

    Writer: Craig Lewis

  • A Dumb Wish
    8.0/10 88 votes

    #18 - A Dumb Wish

    Season 1 Episode 9 - Aired 2001-10-19

    While Spring cleaning in the middle of November, Billy takes an old, cursed lamp from Grim's trunk. When he gives it a rub, he releases the curse Grim had warned them about: his own mother. Having three wishes to make, Billy wastes his wish by wishing to know what to wish for. Mandy wishes Billy and Grim would "shut up", so Grim never gets to make his wish. Then, Mandy decides to make the last wish to whoever makes her the happiest. In the end, Mandy wishes everyone in the world would go away, which she is glad about.

    Director: Brian Hogan

    Writer: Paul McEvoy

  • Toadblatt's School of Sorcery
    8.0/10 114 votes

    #19 - Toadblatt's School of Sorcery

    Season 2 Episode 1 - Aired 2003-06-13

    In a parody of the Harry Potter series, Grim sends Billy and Mandy to a sorcery school so the latter duo could avoid boring summer camps they were supposed to go to. The sorcery school is owned by Dean Toadblatt, an anthropomorphic frog. Billy and Mandy are sent to the most hated house on the school, Weaselthorpe, while Grim becomes a prefect for a more loved house, Gunderstank. Billy and Mandy team up with boy wizard Nigel Planter to sabotage Gunderstank. Planter takes all the credit for the sabotage (which was Mandy's idea), but he is punished once he is found out by Toadblatt.

    Director: Robert Alvarez

    Writer: Ben Spergel

  • Love Is Evol Spelled Backwards
    8.0/10 50 votes

    #20 - Love Is Evol Spelled Backwards

    Season 2 Episode 14 - Aired 2003-11-07

    It's Valentine's Day and Nergal, the fiend living in Earth's core, appears in Billy's house to court Billy's spinster aunt Sis. Billy tries ruining Nergal's date, to avoid becoming his nephew. Although initially Sis does not show interest in Nergal, she changes her mind when Nergal is stung by bees and she sees his "dance moves". Aunt Sis accepts Nergal's marriage proposal and accompanies him back to the center of the Earth.

    Director: Juli Murphy

    Writer: Craig Lewis

  • Lil' Porkchop
    8.0/10 69 votes

    #21 - Lil' Porkchop

    Season 3 Episode 5 - Aired 2004-06-25

    After he turns down his dad's invitation to go fishing, Billy gets a tiny, weakling, pet fish, which he names Little Porkchop. To make Billy happier, Grim makes the fish grow overnight to become a giant. Billy takes Porkchop to play under the Sun, and never gives him water again. He burns to ashes and is flushed down the toilet. Billy's dad returns form his fishing trip having caught Porkchop, now back to his normal size, but plans to cook him.

    Director: Brian Sheesley

    Writer: Brett Varon

  • Skarred for Life
    8.0/10 80 votes

    #22 - Skarred for Life

    Season 3 Episode 6 - Aired 2004-06-25

    General Skarr buys a home in Endsville and becomes Billy's neighbor. After Skarr invites Billy into his new house, Billy mentions Grim's scythe as ,he strongest and most powerful weapon in the entire universe, and Skarr tries to battle his desire to be evil again. Eventually Skarr steals the scythe but Mandy proves to be even scarier than he is, and takes it back.

    Director: Juli Murphy

    Writer: Maxwell Atoms, C.H. Greenblatt

  • The Secret Snake Club vs P.E.
    8.0/10 67 votes

    #23 - The Secret Snake Club vs P.E.

    Season 7 Episode 3 - Aired 2006-10-20

    As Billy realizes the three geeks of the Secret Snake Club get doctor's notes to avoid Physical Education (P.E.) class, he wants to know their secret to avoid the class too. All the boys in the class join the club and all, except Billy, get doctor's notes from Billy's dad, who poses as a doctor. While Billy is the only one exercising in the class, the Snake Club summons a snake to destroy the gym. Since the invoked snake is tiny, Sperg uses Grim's scythe to make it a giant. Mandy and the other girls beat the boys and their snake because they did appreciate the P.E. class as an outlet for their aggression.

    Director: Shaun Cashman, Russell Calabrese

    Writer: C.H. Greenblatt

  • Opposite Day
    7.9/10 120 votes

    #24 - Opposite Day

    Season 1 Episode 3 - Aired 2001-08-31

    Billy and Mandy tell Grim it is "Opposite Day" and that, when they say something, they really mean the opposite. Due to his difficulty understanding the concept of Opposite Day, Grim has to do Mandy's chores. Finally, Grim thinks he understands when Billy and Mandy say they "want" pie, meaning they "do not want" pie. However, Mandy then says that when she said it was Opposite Day, it really was not.

    Director: Dave Brain

    Writer: Maxwell Atoms

  • Look Alive!
    7.9/10 88 votes

    #25 - Look Alive!

    Season 1 Episode 4 - Aired 2001-08-31

    Grim is bored of being left alone while Billy and Mandy are not with him. Grim decides to fulfill his dream by working as a swimsuit model, but, as he is a corpse, he is not hired. Subsequently, Billy and Mandy give him a makeover to look more human. In the end, Grim gets the job in a TV ad, but he is only in the commercial for a few seconds and is portrayed as an ugly person.

    Director: Brian Hogan

    Writer: Maxwell Atoms