In "Billy Gets an A" Grim magically changes Billy's grade from F to A, which disturbs the fabric of reality. In "Yeti or Not, Here I Come", Grim tries to rip the Abominable Snowman who has been cheating death for a very long time.
Did You Know?
When Grim first sees Billy's mom looking like his dad, he says the title to an Aerosmith song. See more
When the Yeti is saying goodbye to his sled dogs, barking is heard, but none of the dogs are actually barking. See more
Spoofs Unsolved Mysteries