Season 4

2005/02/25

Mandy joins the Secret Snake Club where they call forth an ancient entity to save nerds from persecution.

2005/04/01

Mindy leaves the school mascot with Billy for safekeeping and the animal mischief leaves no one unscathed.

2005/04/01

Billy’s dad gets a new motorcycle just in time for Billy’s rebellion.

2005/04/08

Baseball gets scary when Grim brings in some dead ringers to help Billy & Irwin defeat Mindy’s team.

2005/04/08

Billy, Grim, and Mandy visit a closed amusement park attraction and find out why they should fear the future.

2005/04/15

Mandy’s burgeoning acting career unleashes toys with an ulterior motive.

2005/04/15

An acquaintance from Grim’s past attempts to entice Endsville’s children to free her from an ancient high school curse.

2005/06/03

Billy’s nose is lured away by a Nasalmancer looking for the ultimate scent-sation.

2005/06/03

Billy’s Dad regales Grim and Mandy with tales of Billy’s mental prowess.

2005/06/10

A mystical skull with nine wishes to bestow grants desires with a side of poetic justice.

2005/06/17

Grim concocts the perfect dog for Billy, but the dog has his own ideas about who the master is.

2005/06/17

Absolute power corrupts Irwin absolutely when Billy sells him Grim’s scythe by mistake.

2005/06/24

Billy’s son Jeffy is about to be a dad… or a mom, and Billy must deal with his fear of many spiders.

2005/06/24 · 30 分

Irwin hopes to win Mandy’s affection by learning how to be cool from Hoss Delgado, Spectral Exterminator.

2005/06/24

It’s a comedy of bad manners when Endsville is haunted by an invisible Duck.

2005/06/24

Billy’s new best friend is sucking the life out of him.

2005/06/27

It’s all fun and games until Mandy’s serious wardrobe malfunction turns a prank into anarchy.

2005/06/27

Summer is always more fun with an interdimensional blow up swimming pool.

2005/06/28

Billy convinces Nergal Jr. to help him cheat on the Presidential Fitness Test with runaway success.

2005/06/28

Billy convinces Nergal Jr. to help him cheat on the Presidential Fitness Test with runaway success.

2006/06/29

Eris is back to wreak havoc on Billy, Mandy, and Grim with her delicious new plot.

2006/06/29

Billy can’t get enough of Grim’s supernatural chewing gum until it blows up in his face.

2005/06/30

Dancing school takes talent, hard work… and your soul!

2005/06/30

Even Dracula, the Wolfman, and the Bride of Frankenstein have gotten old, but they’re still cool to Grim.