Why did the mummy get grounded after trick-or-treating?

He kept unwrapping all the candy before he got home!

Why did the goblin go to the career counselor?

Because it wanted to find a job that was a good fit for its skill set and didn't involve hiding under bridges all day.

Why did the mummy go to the therapist?

He had too many issues to unravel.

Why did the skeleton refuse to go to the haunted house?

Because he had a bone to pick with the admission price.