Season 4
Episodes
S4 · E1 · 25 Feb 2005
The Secret Snake Club
Mandy joins the Secret Snake Club where they call forth an ancient entity to save nerds from persecution.
S4 · E2 · 1 Apr 2005
He's Not Dead, He's My Mascot
Mindy leaves the school mascot with Billy for safekeeping and the animal mischief leaves no one unscathed.
S4 · E3 · 1 Apr 2005
Hog Wild
Billy’s dad gets a new motorcycle just in time for Billy’s rebellion.
S4 · E4 · 8 Apr 2005
The Bad News Ghouls
Baseball gets scary when Grim brings in some dead ringers to help Billy & Irwin defeat Mindy’s team.
S4 · E5 · 8 Apr 2005
The House of No Tomorrow
Billy, Grim, and Mandy visit a closed amusement park attraction and find out why they should fear the future.
S4 · E6 · 15 Apr 2005
Happy Huggy Stuffy Bears
Mandy’s burgeoning acting career unleashes toys with an ulterior motive.
S4 · E7 · 15 Apr 2005
The Secret Decoder Ring
An acquaintance from Grim’s past attempts to entice Endsville’s children to free her from an ancient high school curse.
S4 · E8 · 3 Jun 2005
Wild Parts
Billy’s nose is lured away by a Nasalmancer looking for the ultimate scent-sation.
S4 · E9 · 3 Jun 2005
The Problem with Billy
Billy’s Dad regales Grim and Mandy with tales of Billy’s mental prowess.
S4 · E10 · 10 Jun 2005
Wishbones
A mystical skull with nine wishes to bestow grants desires with a side of poetic justice.
S4 · E11 · 17 Jun 2005
Dream Mutt
Grim concocts the perfect dog for Billy, but the dog has his own ideas about who the master is.
S4 · E12 · 17 Jun 2005
Scythe for Sale
Absolute power corrupts Irwin absolutely when Billy sells him Grim’s scythe by mistake.
S4 · E13 · 24 Jun 2005
Jeffy's Web
Billy’s son Jeffy is about to be a dad… or a mom, and Billy must deal with his fear of many spiders.
S4 · E14 · 24 Jun 2005 · 30 min
Irwin Gets a Clue
Irwin hopes to win Mandy’s affection by learning how to be cool from Hoss Delgado, Spectral Exterminator.
S4 · E15 · 24 Jun 2005
Duck!
It’s a comedy of bad manners when Endsville is haunted by an invisible Duck.
S4 · E16 · 24 Jun 2005
Aren't You Chupacabra to See Me?
Billy’s new best friend is sucking the life out of him.
S4 · E17 · 27 Jun 2005
Zip Your Fly
It’s all fun and games until Mandy’s serious wardrobe malfunction turns a prank into anarchy.
S4 · E18 · 27 Jun 2005
Puddle Jumping
Summer is always more fun with an interdimensional blow up swimming pool.
S4 · E19 · 28 Jun 2005
Runaway Pants
Billy convinces Nergal Jr. to help him cheat on the Presidential Fitness Test with runaway success.
S4 · E20 · 28 Jun 2005
Scythe 2.0
Billy convinces Nergal Jr. to help him cheat on the Presidential Fitness Test with runaway success.
S4 · E21 · 29 Jun 2006
The Firebird Sweet
Eris is back to wreak havoc on Billy, Mandy, and Grim with her delicious new plot.
S4 · E22 · 29 Jun 2006
The Bubble with Billy
Billy can’t get enough of Grim’s supernatural chewing gum until it blows up in his face.
S4 · E23 · 30 Jun 2005
Billy Idiot
Dancing school takes talent, hard work… and your soul!
S4 · E24 · 30 Jun 2005
Home of the Ancients
Even Dracula, the Wolfman, and the Bride of Frankenstein have gotten old, but they’re still cool to Grim.
Data and images from TMDB.