Why did the werewolf only go to the barber once a month?

Because he only needed a trim during the full moon.

Why did the werewolf go to the gym?

To get a paws-itive workout

What's a trick-or-treater's favorite subject in school?

Candy-ometry!

Why did the Creature from the Black Lagoon go to the post office?

Because it wanted to send a shell-abrate greeting card to its friend.