Billy also reveals that he and his friends obtained what they wanted all along without the need for Horror's Hand.After the Underworld Court arrive to make one last attempt to banish Grim forever, Mandy insistently makes them reinstate Grim as the Grim Reaper, because he saved them from a future ruled by Boogey, but also because Numbuh 3 was too much of an optimist to actually reap anyone.Afterwards, he decided to use Numbuh Two, who is innocent, as a sneak preview of The Grim Adventures of the Kids Next Door, but ended being suggested by Tom Warburton that Numbuh Three be used instead.
Adventures in dating mandy
Believing he has won, Boogey turns out to be incapable of facing his worst fear, realizing that he is not at all scary (Grim actually turned the hand's power off right after he picked it up).
He suffers amnesia after a series of accidents, and ends up afraid of everything.
The offbeat adventures of Courage, a cowardly dog who must overcome his own fears to heroically defend his unknowing farmer owners from all kinds of dangers, paranormal events and menaces that appear around their land.
The series is centered around the exploits of two young children-the optimistic, dim-witted, and kindhearted Billy, and the dark, ill-tempered, sinister, and very intelligent Mandy.
Billy, Irwin and Mandy are easily subdued by their respective worst nightmares (a spider-clown-mailman hybrid, telling jokes to wild bears and growing up into an optimistic woman married to Irwin), leaving Grim to claim the hand unaffected, revealing he lived his worst nightmare every day - living with Billy and Mandy.
The hand however is almost immediately stolen by Boogey (who uses it to scare Grim to pieces, though Grim actually blew himself up on purpose).Future Billy eventually goes back to the future to make sure that things were set right.The credits roll, showing that General Skarr used the hole in his chest to keep birds, Mandy became the new Captain of Boogey's ship, Numbah 3 started her own Reaper-for-hire service, Dracula stole Grim's scythe, and Billy eventually became President of the United States.In the end, a naked, cut up, future Billy appears before them to warn that if Mandy had used Horror's Hand, she would have taken over the world in two weeks, becoming the Lord of Horror from his time.Grim decides to put the hand in his trunk to ensure that that future never comes to pass.To obtain the hand, two rivaling groups must embark on a race across the Cannibal Run - the most dangerous section of the River Styx - as well as facing their worst fears.