Season 4

Feb 25, 2005

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

Apr 1, 2005

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

Apr 1, 2005

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

Apr 8, 2005

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

Apr 8, 2005

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

Apr 15, 2005

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

Apr 15, 2005

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

Jun 3, 2005

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

Jun 3, 2005

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

Jun 10, 2005

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

Jun 17, 2005

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

Jun 17, 2005

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

Jun 24, 2005

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

Jun 24, 2005 · 30 min

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

Jun 24, 2005

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

Jun 24, 2005

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

Jun 27, 2005

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

Jun 27, 2005

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

Jun 28, 2005

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

Jun 28, 2005

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

Jun 29, 2006

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

Jun 29, 2006

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

Jun 30, 2005

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

Jun 30, 2005

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