He was going as a banana.
Because they don't want to wake up the rest of the bunch.
With a monkey!
Spoopify
The sight of premature Ejack-o-lanterns in the neighborhood. I'm a Dad so this joke is OK
Because you'd make a spectacle of yourself.
I AM THORRRR!!!" His horse perks up and says "Well, then wear a thaddle thilly."
Because they were neckromancers
Harry Frotteur
Because there is lots of school spirit!
He had "No body " to go with.