A headless man from Grim's past uses Billy to steal Grim's scythe.
Mandy eats a magical ball of chicken.
Billy and Grim switch places for a day.
Billy and Mandy visit the Halls of Time.
Grim sings in a band.
Billy tries to show off at the Renaissance festival.
Grim and the children enter a kart competition.
Grim thinks he is a nun.
Billy and Mandy contend with Nergal Jr.
Grim tries to stop a show from being canceled.
Grim tries to help Billy pass a test.
Billy hatches a giant spider.
Nergal attempts to woo Billy's aunt.
Mandy develops a crush.
Grim falls for a Goth girl.
Irwin turns into a werewolf.
Mandy visits a haunted house.
Mandy and Billy are forced to share a room.
Billy helps Eris spread chaos.
In the future, Mandy rules the world.
Zombies crave the brownies Billy makes.
Zombies crave the brownies Billy makes.
Grim gets sick.
Grim brings monster cards to life.
Mindy befriends Grim.
Grim gets Billy and Mandy into sorcery school.
