Episode 1
Grim gets Billy and Mandy into sorcery school.
Episode 2
Mindy befriends Grim.
Episode 3
Grim brings monster cards to life.
Episode 4
Grim gets sick.
Episode 5
Zombies crave the brownies Billy makes.
Episode 6
Episode 7
In the future, Mandy rules the world.
Episode 8
Billy helps Eris spread chaos.
Episode 9
Mandy and Billy are forced to share a room.
Episode 10
Mandy visits a haunted house.
Episode 11
Irwin turns into a werewolf.
Episode 12
Grim falls for a Goth girl.
Episode 13
Mandy develops a crush.
Episode 14
Nergal attempts to woo Billy's aunt.
Episode 15
Billy hatches a giant spider.
Episode 16
Grim tries to help Billy pass a test.
Episode 17
Grim tries to stop a show from being canceled.
Episode 18
Billy and Mandy contend with Nergal Jr.
Episode 19
Grim thinks he is a nun.
Episode 20
Grim and the children enter a kart competition.
Episode 21
Billy tries to show off at the Renaissance festival.
Episode 22
Grim sings in a band.
Episode 23
Billy and Mandy visit the Halls of Time.
Episode 24
Billy and Grim switch places for a day.
Episode 25
Mandy eats a magical ball of chicken.
Episode 26
A headless man from Grim's past uses Billy to steal Grim's scythe.