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 werewolf refuse to go to the barber on a full moon?

He was afraid of getting a 'wolf cut' he didn't ask for!

What's a pirate's favorite part of Halloween?

Finding all the *booty*... of candy!

Why did the werewolf go to the post office?

Because it needed to paws for a stamp.