The Grim Adventures of Billy & Mandy
7+
2003
Comedy
Kids & Family

Which Came First?/Substitute Teacher

Season 2, Episode 8

: When a school field trip leads to the discovery of a failed Cold War government experiment, Grim and Mandy must rescue Billy from becoming chicken feed. Then, Nergal Jr. starts school with Billy and Mandy and falls prey to Sperg's bullying.

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The Grim Adventures of Billy & Mandy
About the Series

The Grim Adventures of Billy & Mandy

The Grim Adventures of Billy and Mandy is about two young kids, happy-go-lucky Billy and cynical, deadpan Mandy, who become best friends with the Grim Reaper after winning an otherworldly limbo contest against the messenger of Death.

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Spider's Little Daddy/Tricycle of Terror
1. Spider's Little Daddy/Tricycle of Terror

Billy learns about the joys of fatherhood from his eight-legged son, Jeff. Then,...

Dumb Luck/No Body Loves Grim
2. Dumb Luck/No Body Loves Grim

Billy does something stupid and ends up with a streak of bad luck thanks to an u...

Lil Pork Chop/Skarred for Life
3. Lil Pork Chop/Skarred for Life

Billy's pet fish has problems that bring out Grim's soft side. Billy's Dad bonds...

The House of Pain/A Grim Prophecy/Mandy Bites a Dog
4. The House of Pain/A Grim Prophecy/Mandy Bites a Dog

Lord Pain comes from the Plane of Eternal Suffering to serve Grim, who turns out...

Nursery Crimes/My Peeps
5. Nursery Crimes/My Peeps

Billy can't sleep and demands fairy tales from Mandy and Grim. Grim's supernatur...

Nigel Planter and the Chamber Pot of Secrets/Circus of Fear
6. Nigel Planter and the Chamber Pot of Secrets/Circus of Fear

Grim, Billy and Mandy return to Toadblatt's School of Sorcery to rescue Nigel Pl...

Bully Boogie/Here Thar Be Dwarves!
7. Bully Boogie/Here Thar Be Dwarves!

Grim's old nemesis, the Boogie Man, attempts to take over Grim's job, reigniting...

Which Came First?/Substitute Teacher
8. Which Came First?/Substitute Teacher

When a field trip leads to the discovery of a failed Cold War government experim...

Five-O-Clock Shadows/Terror of the Black Knight
9. Five-O-Clock Shadows/Terror of the Black Knight

Billy tries to show off at the Renaissance festival in a suit of cursed knight's...

Grim for a Day/Chicken Ball Z/Halls of Time
10. Grim for a Day/Chicken Ball Z/Halls of Time

Billy and Grim trade places for a day. Then, with the help of a chicken ball, Ma...

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