Why did the mummy cancel his plans?

He was all wrapped up!

Why did the trick-or-treater's wagon get a flat tire?

Because it was loaded with too much "sweet" cargo!

Why did the werewolf go to the library?

Because it was looking for a paws-itive read.

Why did Medusa have trouble getting her driver's license photo taken?

Every time she looked at the camera, she froze the picture!